Question

小学数学五年级上册小数乘除口算

我们老师叫我们寒假做小数乘除口算，各200题。
如：11.1×16=？ 2.3÷1=?
布局要美观，最好有答案（有答案的，送一套QQ秀，QQ号：51594489）
一定要小数乘法200题，小数除法200题，一共400题...谢谢

Answer 1

6.4×0.2+3.6×0.2＝ 6.25×8＝
（1.5+0.25）×4＝ 2.14－0.9＝
2.87÷0.7＝ 1.2×0.4+1.3×0.4＝
7.2×0.3+2.8×0.3＝ 4.9÷3.5＝
4.2÷3.5＝ 0.75×4＝
2.4×2.5＝ 0.36÷12＝
8.8÷2.2＝ 7.5×2.5×4＝
0.65×1.02＝ 3.9+2.03＝
1.23÷3＝ 3.2÷1.6＝
0.05×0.8＝ 500×0.01＝
64.32÷16＝ 2.56－0.37＝
3.5+3.5×3＝ 0.99+1.8＝
16÷1.6＝ （1.25+0.36）×0.2＝
1.5×0.4＝ 72.8÷0.8＝
0.9÷0.01＝ 5.4－2.5－1.4＝
1.25×0.8×0.5＝ 1.7+0.43+3.3＝
12÷0.3＝ 5.6×1.01＝
99×0.35＝ 7÷0.25＝
4.2÷0.1＝ 1 2－6.2－3.8＝
0.1×0.02＝ 3.5+7.6＝
6.3+3.7＝ 25×0.8＝
7－1.9－4.1＝ 12－9.9＝
14÷28＝ 1.6×9+1.6＝
3×1.4＝ 5×1.02＝
2.3÷5＝ 232－195＝
1.5+1.6=
27.5+0.25=
25/0.25=
1.7+23=
51/0.17=
43-0.3=
97.5+2.25=
10.5/1.5=
40*0.025=
49/0.7=
1.1+999.9=
4.8*0.625=
25.3+17=
94-9.4=
7.25+8.45=
96/1.6=
43.25+42.25=
52+1.8=
41.5+9.5=
61.5/0.5=
72/0.24=
92*0.5=
12/0.006=

52/(0.8+0.6)=
20.5+(42.5-61)=
4.8*0.375*1.25=
(62/3.1)-19.875=
(54/0.25)-21.6-194.4=
62.5/(8+54.5)=
111+9.9-120.8=
62.5-30.5/0.5=
1.5+1.6=
27.5+0.25=
25/0.25=
1.7+23=
51/0.17=
43-0.3=
97.5+2.25=
10.5/1.5=
40*0.025=
49/0.7=
1.1+999.9=
4.8*0.625=
25.3+17=
94-9.4=
7.25+8.45=
96/1.6=
43.25+42.25=
52+1.8=
41.5+9.5=
61.5/0.5=
72/0.24=
92*0.5=
12/0.006=

52/(0.8+0.6)=
20.5+(42.5-61)=
4.8*0.375*1.25=
(62/3.1)-19.875=
(54/0.25)-21.6-194.4=
62.5/(8+54.5)=
111+9.9-120.8=
62.5-30.5/0.5=
1.5+1.6=
27.5+0.25=
25/0.25=
1.7+23=
51/0.17=
43-0.3=
97.5+2.25=
10.5/1.5=
40*0.025=
49/0.7=
1.1+999.9=
4.8*0.625=
25.3+17=
94-9.4=
7.25+8.45=
96/1.6=
43.25+42.25=
52+1.8=
41.5+9.5=
61.5/0.5=
72/0.24=
92*0.5=
12/0.006=

52/(0.8+0.6)=
20.5+(42.5-61)=
4.8*0.375*1.25=
(62/3.1)-19.875=
(54/0.25)-21.6-194.4=
62.5/(8+54.5)=
111+9.9-120.8=
62.5-30.5/0.5=
123+25=148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23=123 ... 155×5=775 ... 456-12=38...
456+45=501 ...546-457=89 ... 45×10=451 ... 564-12=47...
879+54=933 ...896-546=350 ...56×12=672.... 45-5=9...
457+456=913...

7+14=21 ... 18-9=9...
8+16=24 ... 25-5=20...
9+18=27... 56-45=11...
10+20=30... 45-23=22...
11+22=33... 78-23=55...
12+24=36...
10-3=7
15-4=11
20-5=15
25-6=19
30-7=23
35-8=27
40-9=31
45-10=35
50-11=39
55-12=43
60-13=47
65-14=51
70-15=55
75-16=59
80-17=63
85-18=67
90-19=71
95-20=75
100-21=79
105-22=83
110-23=87
115-24=91
120-25=95
125-26=99
130-27=103

13+26=39...
14+28=42...
15+30=45...
16+32=48...
17+34=51...
18+36=54...
19+38=57...
20+40=60...
21+42=63...
22+44=66...
23+46=69...
24+48=72...
25+50=75...
26+52=78...
27+54=81...
28+56=84...
29+58=87...
30+60=90...
31+62=93...
32+64=96...
33+66=99...
5 ÷1 =5
10 ÷2 =5
15 ÷3 =5
20 ÷4 =5
25 ÷5 =5
30 ÷6 =5
35 ÷7 =5
40 ÷8 =5
45 ÷9 =5
50 ÷10 =5
55 ÷11 =5
60 ÷12 =5
65 ÷13 =5
70 ÷14 =5
75 ÷15 =5
80 ÷16 5
85 ÷17 5
90 ÷18 5
95 ÷19 5
100 ÷20 5

2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2 4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35 4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14 30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18 5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4 10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5 8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8 9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
12÷3/5=12×（ 5/3） 9÷6/7=9×（ 7/6 ） 30÷5/6=30×（6/5 ） 4×（3/2 ）=4÷2/3 （ 4 ）÷5/7=4×7/5 3÷4/5=3×5/4 （ 24 ）÷7/16=24×（16/7 ） A÷C/B=A×B/C 4÷4/5=5 6÷3/4=8 10÷2/5=25 18÷4/9=81/2 4×4/5=16/5 6×3/4=18/4 10×2/5=4 18×4/9=8 3÷3/4=4 2÷1/3=6 6÷4/5=15/2 1÷5/7=7/5 3/4÷3=1/4 1/3÷2=1/6 4/5÷6=2/15 5/7÷1=5/7
2/1*2=1 3/1*3=1 3/2*3=2 3/1*6=2
4/3*8=6 5/3*20=12 7/3*14=6 8/7*40=35
4/3*16=12 9/5*27=15 2/1*30=15 12/7*24=14
30/1*30=1 51/9*102=18 19/9*76=36 4/9*8=18
5/8*90=144 99/98*99=98 3/14*6=28 7/1*28=4
10/1*90=9 5/3*105=63 19/7*38=14 5/1*25=5
8/19*16=38 61/60*122=120 7/2*28=8 6/1*48=8
9/7*18=14 25/7*100=28 9/5*81=45 8/9*16=18
17×40＝680, 100－63＝37, 3.2＋1.68＝4.88, 2.8×0.4＝ 1.12
14－7.4＝6.6, 1.92÷0.04＝48, 0.32×500＝160, 0.65＋4.35＝ 5
10－5.4＝4.6, 4÷20＝0.2, 3.5×200＝700, 1.5－0.06＝1.44
0.75÷15＝0.05, 0.4×0.8＝0.32, 4×0.25＝1, 0.36＋1.54＝2
1.01×99＝99.99, 420÷35＝12, 25×12＝300, 135÷0.5＝270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5
0.51÷17＝0.03, 32.8＋19＝51.8, 5.2÷1.3＝4, 1.6×0.4＝ 0.64
4.9×0.7＝3.43, 1÷5＝0.2, 6÷12＝0.5, 0.87－0.49＝0.38

3.4－1.4= 7.82－7.2= 2.19＋9.1=
10.1－0.89= 0.68＋0.42= 8.1－5.1=
0.728－0.24= 0.8＋0.18= 0.89－0.25=
1－0.98= 0.048＋0.52= 5×400=
19.9+11.1= 187÷1000= 1+3.89=
0.081×10= 75÷10= 0.96÷0.8=
0.8×7＝ 1.5×7＝ 1.32×8＝
0.7×8＝ 10.3×2＝ 5×0.6＝
0.9×0.3＝ 3.5×0.2＝ 2.01×0＝
10×0.05＝ 0.13×7＝ 0.21×100＝
0.7×4＝ 0.05×4＝ 4×0.3＝430-250= 0.17+0.06= 1.02-0.09=

7200÷800= 0.17+0.6= 0.83-0.6=

17×300= 0.98-0.09= 0.2+0.78=

600×700= 10.2+0.02= 0.15+0.7=

670+250= 10.2+0.2= 9.2-6=

8500÷500= 3.2-3.2= 3.7+2.3=

25×100= 3.2-0.32= 2+2.8=

380-290= 0.35+0.5= 0.35+0.63=

3500÷70= 3.1+3= 3.8+0.38=

7500÷250= 3.8+1= 0.95-0.05=

450+780= 3.1+0.3= 3+0.3=

630÷9= 4.5-0.4= 9.5-5=

330×9= 9.53-1.53= 9.5-0.5=

3.5+2.4= 1-0.95= 0.3+0.27=

0.47+0.13= 4.5+4= 4-0.6=

0.95+0.05= 2.5+3.2= 0.74+0.16=

23×100= 9.8-4.8= 480÷40=

0.53÷100= 5.1+2.3= 125×80=

0.078÷10= 0.52+0.4= 70×12=

0.25×100= 3.4-2.8= 0.6-0.37=

0.052×10= 10+0.08= 1-0.75=

0.5×1000= 7.82+0.3= 13.5+6.5=

3.05×100= 1.2-0.8= 21.6-12.6=

63÷100= 0.83-0.5= 0.76+0.14=

80÷1000= 2.7+0.4= 0.72-0.43=

30×100= 0.92-0.2= 3.5+4.8=

3.5+2.4= 5+0.07= 1-0.61=

0.47+0.23= 0.25+0.75= 3.7+0.33=

0.51+0.33= 1-0.6= 8-4.6=

5.8-3.6= 0.52+0.4= 6.45+5.5=

4.5-1.3= 3.4-2.8= 9.53-1.53=

8.8-6.7= 10+0.08= 9.5-7.3=

7.2+0.8= 7.82+0.3= 8.8-6.7=

9.5-7.3= 1-0.95= 3.4-2.8=

0.96-0.35= 9.53-1.53= 0.25+0.75=

1.2-0.8= 0.83-0.5= 2.7+0

12.5×8＝ 2.3×4＝ 3.25×0＝
0.4×50＝ 30×0.1＝ 2.6×3＝
4.1×2＝ 0.35×0.2＝ 7.5×0.1＝
2.5×2= 0.5×10= 0.6×8= 2.1×2=
2.8×10= 0.7×0.8= 0.04×20= 5.6+0.4=
4.7+2.3= 4.5×2= 6.9－2.5= 7.2×0.8=
6×3.4= 0.62－0.32= 1.4×0.5= 0.75×100=
0.02×0.5= 3.6×0.3= 6.3÷7= 5.6×100=
0.75÷0.25= 0.125×8= 4.8÷0.3= 0.86÷2=
0.56÷28= 0.36÷0.4= 0.64÷0.8= 0.7×9=
3.6÷24= 0.8×1.1= 7.2+12.8= 46.7－3.8=
12.8÷4= 5.2÷13= 12.5÷5= 1.64+4.1=
10÷20= 24÷15= 8.65×10= 0.35×0.6=
3.08×0.01= 4.95×1000= 6.9×0.1= 0.4×0.5=
2.4÷0.8= 10.8÷9= 9.6÷0.8= 0.108÷2=
4.95÷0.9= 9.65÷0.1= 0.325×100= 2.5×8=
0. 56÷0.7= 0.125×4= 3.28×0.1= 3.9÷0.13=
7.2×0.1= 0.01×0.1= 0.25×0.4= 1.6÷0.8=
1÷2.5= 1.25×0.8= 3.2÷0.04= 0÷1.7=
0.22×102= 9.6÷0.8= 5×0.24= 4.5－0.05=
3.9÷0.13 16.5÷0.5= 5×0.12= 24×0.5=
4.8×0.5= 2.8＋4.2= 0.84÷2.1= 5÷0.25=
7.8÷0.01= 5.4÷0.6= 3.2÷5= 7×0.62=
0.56÷0.8= 7.4－2.8= 0.18÷0.2= 0.16÷8=
4.5×0.02= 8＋7.2= 1.2×30= 0.012×0.2=
7.3×0.3= 0÷6= 3.6÷0.12= 7.8÷0.6=
2÷5= 4.5＋5= 0.3÷0.6= 0.96÷0.2=
10.5×0.4= 7.3＋0.27= 8×0.125= 0.54÷0.6=
0.61＋0.39= 0.56÷28= 10÷20= 4.08÷0.4=
10－9.4= 0.8×0.11= 7.2＋12.8= 5.6÷0.01=
2.3×100= 0.75×100= 0.108÷2= 10.8÷9=
7.8÷0.01= 5.4÷0.6= 3÷5= 7×0.62=
12÷0.5= 5.2×0.4= 12.2÷0.2= 5.6÷100=
0.41＋3.7= 0.02×0.5= 7.2－0.8= 1.4×0.5=
84÷0.21= 0.75÷0.25= 2.5×16= 0.108÷2=
1.75＋32.5= 16－5.07= 5.2÷13= 1.64÷41=
1.02×0.2= 0.26×0.3= 8.4×0.02= 1.2×6=
0.8×0.05= 12.6÷0.03= 8.71÷0.1= 21÷0.21=
0.8×0.13= 0.34÷17= 8.08÷0.4= 0.5×2.2=
1.24×4= 3.27＋0.63= 5.02×0.3= 0.3×0.5=
5.6÷7= 72÷ 7.2= 0.7÷0.35= 0.7÷1.4
0.48÷0.04= 1.25÷2.5= 5.5＋5.5= 16.8÷8=
0.54＋2.2= 3.5－0.05= 2÷0.02= 0.25×40=
1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=
46.5＋52.5= 0.45×102= 1.25×88= 2.64＋3.85＋1.54=
8×1.25= 7÷3.5= 4.2÷0.7÷6= 0.4×8.6×25=
0.27÷0.3= 2.5×101= 0.65×101－0.65= 2.6×7÷2.6×7=
0.02×0.5= 3.6×0.3= 6.3÷7= 5.6×100=
7.8÷0.01= 5.4÷0.6= 3.2÷5= 7×0.62=
1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=
2.5×2= 0.5×10= 0.6×8= 2.1×2=
0.61＋0.39= 0.56÷28= 10÷20= 4.08÷0.4=
1.2×0.3 = 6.6÷1.1 = 4.9÷7= 0÷0.48=
2.5×2= 0.5×10= 0.6×8= 2.1×2=
2.8×10= 0.7×0.8= 0.04×20= 5.6+0.4=
4.7+2.3= 4.5×2= 6.9－2.5= 7.2×0.8=
6×3.4= 0.62－0.32= 1.4×0.5= 0.75×100=
0.02×0.5= 3.6×0.3= 6.3÷7= 5.6×100=
0.75÷0.25= 0.125×8= 4.8÷0.3= 0.86÷2=
0.56÷28= 0.36÷0.4= 0.64÷0.8= 0.7×9=
3.6÷24= 0.8×1.1= 7.2+12.8= 46.7－3.8=
12.8÷4= 5.2÷13= 12.5÷5= 1.64+4.1=
10÷20= 24÷15= 8.65×10= 0.35×0.6=
3.08×0.01= 4.95×1000= 6.9×0.1= 0.4×0.5=
2.4÷0.8= 10.8÷9= 9.6÷0.8= 0.108÷2=
4.95÷0.9= 9.65÷0.1= 0.325×100= 2.5×8=
0. 56÷0.7= 0.125×4= 3.28×0.1= 3.9÷0.13=
7.2×0.1= 0.01×0.1= 0.25×0.4= 1.6÷0.8=
1÷2.5= 1.25×0.8= 3.2÷0.04= 0÷1.7=
0.22×102= 9.6÷0.8= 5×0.24= 4.5－0.05=
3.9÷0.13 16.5÷0.5= 5×0.12= 24×0.5=
4.8×0.5= 2.8＋4.2= 0.84÷2.1= 5÷0.25=
7.8÷0.01= 5.4÷0.6= 3.2÷5= 7×0.62=
0.56÷0.8= 7.4－2.8= 0.18÷0.2= 0.16÷8=
4.5×0.02= 8＋7.2= 1.2×30= 0.012×0.2=
7.3×0.3= 0÷6= 3.6÷0.12= 7.8÷0.6=
2÷5= 4.5＋5= 0.3÷0.6= 0.96÷0.2=
10.5×0.4= 7.3＋0.27= 8×0.125= 0.54÷0.6=
0.61＋0.39= 0.56÷28= 10÷20= 4.08÷0.4=
10－9.4= 0.8×0.11= 7.2＋12.8= 5.6÷0.01=
2.3×100= 0.75×100= 0.108÷2= 10.8÷9=
7.8÷0.01= 5.4÷0.6= 3÷5= 7×0.62=
12÷0.5= 5.2×0.4= 12.2÷0.2= 5.6÷100=
0.41＋3.7= 0.02×0.5= 7.2－0.8= 1.4×0.5=
84÷0.21= 0.75÷0.25= 2.5×16= 0.108÷2=
1.75＋32.5= 16－5.07= 5.2÷13= 1.64÷41=
1.02×0.2= 0.26×0.3= 8.4×0.02= 1.2×6=
0.8×0.05= 12.6÷0.03= 8.71÷0.1= 21÷0.21=
0.8×0.13= 0.34÷17= 8.08÷0.4= 0.5×2.2=
1.24×4= 3.27＋0.63= 5.02×0.3= 0.3×0.5=
5.6÷7= 72÷ 7.2= 0.7÷0.35= 0.7÷1.4
0.48÷0.04= 1.25÷2.5= 5.5＋5.5= 16.8÷8=
0.54＋2.2= 3.5－0.05= 2÷0.02= 0.25×40=
1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=
46.5＋52.5= 0.45×102= 1.25×88= 2.64＋3.85＋1.54=
8×1.25= 7÷3.5= 4.2÷0.7÷6= 0.4×8.6×25=
0.27÷0.3= 2.5×101= 0.65×101－0.65= 2.6×7÷2.6×7=
0.02×0.5= 3.6×0.3= 6.3÷7= 5.6×100=
7.8÷0.01= 5.4÷0.6= 3.2÷5= 7×0.62=
1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=
2.5×2= 0.5×10= 0.6×8= 2.1×2=
0.61＋0.39= 0.56÷28= 10÷20= 4.08÷0.4=
1.2×0.3 = 6.6÷1.1 = 4.9÷7= 0÷0.48=
78×100＝ 0÷150＝ 32÷0.4＝ 1300×300=

2.6×100＝ 150÷15＝ 32×0.4＝ 2600÷100＝

32.8÷8＝ 1.64÷4＝ 300÷60＝ 18×700=

400÷80＝ 64÷4＝ 360÷20＝ 420÷70＝ 19×4＝ 540÷90＝ 74÷2＝ 360÷40＝

270÷30＝ 540÷60= 57÷19＝ 70÷70＝

400÷50＝ 350÷70＝ 810÷90＝ 430÷5＝

6.6÷1.1＝ 7.6÷4＝ 1.54÷0.22＝ 4800÷200= 1.89÷0.63＝ 3600÷180= 128÷3.2＝ 110÷55＝

32.8÷41＝ 750×0.5= 4.32÷0.8＝ 960÷12＝

200÷40＝ 420÷30＝ 142÷71＝ 560÷80＝

60×0.02＝ 660÷30＝ 480×0.8＝ 72÷4＝

0.63÷21＝ 6400÷800= 0.05×20＝ 51÷1.7＝

48÷16＝ 70÷35＝ 9.2÷2.3＝ 2.7×0.3＝

1.5×0.4＝ 28×0.03＝ 0.38÷19＝ 0.68÷3.4＝

40÷2＝ 650÷13＝ 980÷14＝ 680÷34＝

720÷4＝ 800÷16＝ 720×0.5 230÷46＝

600×0.03＝ 160÷40＝ 0.23×30＝ 50×1.2＝

3300×30= 9600÷300= 4000÷500= 2500÷500=

1.4×300= 0.26×200= 0.50×90= 560÷70= 1500÷300= 0.05×200= 7200÷9= 0.18×20=

4.5×0×250= 0.69÷0.3×0.1= 0÷460×400= 6.8÷0.68×128=

7200÷9÷4= 960÷5÷6=

350×0.2×0.5= 12.5×8×4=

1×24＋24＝ 5.6×2÷5.6＝

8.4＋1.6÷4＝ 6.3÷7×90＝

（84＋16）÷4＝ 50—35÷7＝

420÷7＋140＝ 39÷（24－11）＝

Answer 2

计算题 计算题
5.6*2.9=16.24 0.7*0.3=0.21
3.77×1.8=6.786 0.7*0.2=0.14
0.02×96=1.92 0.7*0.1=0.07
9.99×0.02=0.1998 0.6*0.6=0.36
4.67×0.9=4.203 0.6*0.4=0.24
5×2.44=12.2 0.6*0.3=0.18
1.666×6.1=10.1626 0.6*0.2=0.12
5.6×6.5=36.4 0.6*0.1=0.06
4.88×2.9=14.152 0.5*0.5=0.25
5.61×4.3=24.123 0.5*0.3=0.15
8.9×2.4=21.36 4.2*1000=4200
5.5×55=302.5 2.3-1.3=1
9.77×0.02=0.1954 0.7×8=5.6
2.6×61=158.6 0.6×0.9=0.54
0.059×0.2=0.0118 0.5×0.8=0.4
57×5.7=324.9 1.2×0.4=0.48
1.5×4.9=7.35 1.5×0.6=0.9
85.44÷16=5.34 0.25×4=1
42.84÷7=6.12 0.4×0.9=0.36
101.7÷9=11.3 0.1×5.3=0.53
230.4÷6=38.4 0.12×100=12
11÷0.1=110 7.9×100=790
21.24÷36=0.59 0.42÷100=0.0042
0.736÷23=0.032 4.2÷0.7=6
43.5÷12=3.625 7.2÷0.6=12
35.21÷7=5.03 9.6÷0.6=16
39.6÷24=1.65 0.63÷0.9=0.7
6.21÷0.03=207 230.4÷6=38.4
210÷1.4=150 0.8*0.3=0.24
51.3÷0.27=190 0.8*0.2=0.16
91.2÷3.8=24 0.8*0.1=0.08
0.756÷0.18=4.2 0.7*0.7=0.49
0.66÷0.3=2.2 0.7*0.6=0.42
11.97÷1.5=7.98 0.7*0.4=0.28
69.6÷2.9=24 0.7*0.3=0.21
0.6×1.2= 0.72 0.7*0.2=0.14
15×0.4= 6    0.7*0.1=0.07
100÷0.01=10000 0.6*0.6=0.36
6÷0.03=200 0.6*0.4=0.24
4÷0.5=8 0.6*0.3=0.18
24×0.25=6 0.6*0.2=0.12
9×0.4=3.6 0.6*0.1=0.06
2.6×0.01=0.026 0.5*0.5=0.25
0.84÷0.6=1.4 0.5*0.3=0.15
0.1×0.5=0.05 4.2*1000=4200
1.4×3=4.2 2.3-1.3=1
0.5×0.6=0.3 0.1*0.2=0.02
7×2.1=14.7 0.2*0.2=0.04
0.1÷0.01=10 0.3*0.6=0.18
10×0.01=0.1 0.5*0.6=0.3
4.5×0.1=0.45 0.8*0.5=0.4
2.8÷7=0.4 0.5*0.2=0.1
0.72÷8=0.09 0.9*0.8=0.72
40×0.9=36 0.9*0.7=0.63
2.4×0.8=1.92 0.9*0.6=0.54
9.6÷0.3=32 0.9*0.5=0.45
4.8×0.4=1.92 0.9*0.4=0.36
12×2.5=30 0.9*0.3=0.27
0.96÷0.3＝3.2 0.9*0.2=0.18
1.5+4.5=6 0.9*0.1=0.09
2.5×0.4=1 0.8*0.8=0.64
1.4×2.5×4＝14 0.8*0.7=0.56
8－2.5＝5.5 0.8*0.6=0.48
6÷1.2=5 0.8*0.4=0.32
9.2÷2.3=4 30×（200＋3）＝6090
24÷4＋56÷4＝20 8.4÷4.2=2
0.36＋0.64＝1 8×1.5＝12
4÷0.25=16 4.8÷0.3=16
1.8×5=9 2.73＋1.5×4＝8.73
0.8*0.7=0.56 2.8×0.4=1.12

回答不容易啊！

Answer 3

乘法：
5.6×2.9
3.77×1.8
0.02×96
5.22×0.3
9.99×0.02
4.67×0.9
5×2.44
1.666×6.1
9.432×0.002
5.6×6.5
4.88×2.9

除法：
85.44÷16
42.84÷7
101.7÷9
67.5÷15
230.4÷6
21.24÷36
0.736÷23
43.5÷12
35.21÷7
39.6÷24

解方程：
(1)2x+8=16
(2)x/5=10
(3)x+7x=8
(4)9x-3x=6
(5)6x-8=4
(6)5x+x=9
(7)x-8=6x
(8)4/5x=20
(9)2x-6=12
(10)7x+7=14
一、直接写得数。
16×5= 20×40= 150×6= 600÷2=
40÷4= 80÷3= 400×20= 0÷23=
1－ = 15÷5= 390÷3= ＋ =
100÷5= 1－ = 11×80= 8×263×0=
二、估一估，算一算。
901×19 895÷9 79×21 213÷7
81×99 405÷8 19×42 273÷3
1. 3/7 × 49/9 - 4/3
2. 8/9 × 15/36 + 1/27
3. 12× 5/6 – 2/9 ×3
4. 8× 5/4 + 1/4
5. 6÷ 3/8 – 3/8 ÷6
6. 4/7 × 5/9 + 3/7 × 5/9
7. 5/2 -（ 3/2 + 4/5 ）
8. 7/8 + （ 1/8 + 1/9 ）
9. 9 × 5/6 + 5/6
10. 3/4 × 8/9 - 1/3
11. 7 × 5/49 + 3/14
12. 6 ×（ 1/2 + 2/3 ）
13. 8 × 4/5 + 8 × 11/5
14. 31 × 5/6 – 5/6
15. 9/7 - （ 2/7 – 10/21 ）
16. 5/9 × 18 – 14 × 2/7
17. 4/5 × 25/16 + 2/3 × 3/4
18. 14 × 8/7 – 5/6 × 12/15
19. 17/32 – 3/4 × 9/24
20. 3 × 2/9 + 1/3
21. 5/7 × 3/25 + 3/7
22. 3/14 ×× 2/3 + 1/6
23. 1/5 × 2/3 + 5/6
24. 9/22 + 1/11 ÷ 1/2
25. 5/3 × 11/5 + 4/3
26. 45 × 2/3 + 1/3 × 15
27. 7/19 + 12/19 × 5/6
28. 1/4 + 3/4 ÷ 2/3
29. 8/7 × 21/16 + 1/2
30. 101 × 1/5 – 1/5 × 21
31.50＋160÷40
32.120-144÷18+35
33.347+45×2-4160÷52
34（58+37）÷（64-9×5）
35.95÷（64-45）
36.178-145÷5×6+42

37.812-700÷（9+31×11）
38.85+14×（14+208÷26）
39.（284+16）×（512-8208÷18）
40.120-36×4÷18+35
41.（58+37）÷（64-9×5）
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.（3.2×1.5+2.5）÷1.6 （2）3.2×（1.5+2.5）÷1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×（4.8-1.2×4）= 0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×（3.87-0.13）+4.2×3.74
50.32.52-（6+9.728÷3.2）×2.5

51.（136+64）×（65-345÷23）

52. 420+580-64×21÷28

53.（58+370）÷（64-45）

Answer 4

5.3×6.3+2.3= 4.4×7.3+5.3=

4×8.8+1.5= 4.1×0.8-0.2=

9.9×1.4+0.6= 6.4×2.4+3.6=

12.48-4×9.7= 9.8×1.3-0.3=

4.8×9.1-0.5= 2.9+0.6×7.5=

4.2×1.8-0.1= 8.6×6.5+6.4=

5.59-3×4.3= 0.2×5.6+2.5=

3.053-0.1×5.3=

9.4×8.4+5.8= 0.5×4.6+7.1=

6.908-1.3×1.6= 2011.248-4.6×3.8=

13.596-9.1×5.6= 229.570.4×1.9=

11.259-2.1×7.9=

7.3+3.8×2.3= 1.8×9.6-1.7=

9.3+6.1×4.8= 27.5×5.7+5.8=

8.7×0.1-0.1= 8.999-1.7×4.7=

8.6×8.9+8= 1.7+0.3×7.6=

4.584-2.1×0.4= 9.8×4.3+9.6=

7.7×9.9+7.7= 8.7+3.4×9=

0.3+2.8×3.5= 5×1.1-0.2=

2.9×8.2+9.2= 3.9×1.7+0.5=

0.739-1.1×4.9= ) 0.3×0.9-0.1=

9.2+9×3.9= 8.8+0.6×0.1=

8.9×5.2+9.3= 4.8+3.1×9.1=

1.3×2.2-0.2= 0.9+8.3×8.3=

9.08-3×7.6= 1.288-3.2×0.9=

3÷0.62＝ 54÷5.4＝ 20÷0.25＝ 9.27÷3＝ 5 ÷0.25＝ 100÷0.04＝ 0.36 ÷0.8＝ 7.7÷11＝ 8.4 ÷0.4＝ 5 ÷2＝

Answer 5

17×40＝ 100－63＝ 3.2＋1.68＝ 2.8×0.4＝
14－7.4＝ 1.92÷0.04＝ 0.32×500＝ 0.65＋4.35＝
10－5.4＝ 4÷20＝ 3.5×200＝ 1.5－0.06＝
0.75÷15＝ 0.4×0.8＝ 4×0.25＝ 0.36＋1.54＝
1.01×99＝ 420÷35＝ 25×12＝ 135÷0.5＝
3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=
1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =
0.51÷17＝ 32.8＋19＝ 5.2÷1.3＝ 1.6×0.4＝
4.9×0.7＝ 1÷5＝ 6÷12＝ 0.87－0.49＝
17×40＝ 100－63＝ 3.2＋1.68＝ 2.8×0.4＝
14－7.4＝ 1.92÷0.04＝ 0.32×500＝ 0.65＋4.35＝
10－5.4＝ 4÷20＝ 3.5×200＝ 1.5－0.06＝
0.75÷15＝ 0.4×0.8＝ 4×0.25＝ 0.36＋1.54＝
1.01×99＝ 420÷35＝ 25×12＝ 135÷0.5＝
3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=
1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =
0.51÷17＝ 32.8＋19＝ 5.2÷1.3＝ 1.6×0.4＝
4.9×0.7＝ 1÷5＝ 6÷12＝ 0.87－0.49＝
17×40＝ 100－63＝ 3.2＋1.68＝ 2.8×0.4＝
14－7.4＝ 1.92÷0.04＝ 0.32×500＝ 0.65＋4.35＝
10－5.4＝ 4÷20＝ 3.5×200＝ 1.5－0.06＝
0.75÷15＝ 0.4×0.8＝ 4×0.25＝ 0.36＋1.54＝
1.01×99＝ 420÷35＝ 25×12＝ 135÷0.5＝
3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=
1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =
0.51÷17＝ 32.8＋19＝ 5.2÷1.3＝ 1.6×0.4＝
4.9×0.7＝ 1÷5＝ 6÷12＝ 0.87－0.49＝
17×40＝ 100－63＝ 3.2＋1.68＝ 2.8×0.4＝
14－7.4＝ 1.92÷0.04＝ 0.32×500＝ 0.65＋4.35＝
10－5.4＝ 4÷20＝ 3.5×200＝ 1.5－0.06＝
0.75÷15＝ 0.4×0.8＝ 4×0.25＝ 0.36＋1.54＝
1.01×99＝ 420÷35＝ 25×12＝ 135÷0.5＝
3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=
1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =
0.51÷17＝ 32.8＋19＝ 5.2÷1.3＝ 1.6×0.4＝
4.9×0.7＝ 1÷5＝ 6÷12＝ 0.87－0.49＝
17×40＝ 100－63＝ 3.2＋1.68＝ 2.8×0.4＝
14－7.4＝ 1.92÷0.04＝ 0.32×500＝ 0.65＋4.35＝
10－5.4＝ 4÷20＝ 3.5×200＝ 1.5－0.06＝
0.75÷15＝ 0.4×0.8＝ 4×0.25＝ 0.36＋1.54＝
1.01×99＝ 420÷35＝ 25×12＝ 135÷0.5＝
3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=
1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =
0.51÷17＝ 32.8＋19＝ 5.2÷1.3＝ 1.6×0.4＝
4.9×0.7＝ 1÷5＝ 6÷12＝ 0.87－0.49＝
17×40＝ 100－63＝ 3.2＋1.68＝ 2.8×0.4＝
14－7.4＝ 1.92÷0.04＝ 0.32×500＝ 0.65＋4.35＝
10－5.4＝ 4÷20＝ 3.5×200＝ 1.5－0.06＝
0.75÷15＝ 0.4×0.8＝ 4×0.25＝ 0.36＋1.54＝
1.01×99＝ 420÷35＝ 25×12＝ 135÷0.5＝
3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2=
1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 =
3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 =