Question

我要300道5年级的数学题（乘除法口算

Answer 1

0.5+x)+x=9.8÷2 2(X+X+0.5)=9.8 25000+x=6x 3200=450+5X+X X-0.8X=6 12x-8x=4.8 7.5*2X=15 1.2x=81.6 x+5.6=9.4 52－x ＝15 91÷x ＝1.3 X+8.3=10.7 15x ＝3 3x－8＝16 7(x-2)=2x+3 3x+9=2718(x-2)=270 12x=300-4x 7x+5.3=7.4 3x÷5=4.8 30÷x+25=85 1.4×8-2x=6 6x-12.8×3=0.06 410-3x=170 3(x+0.5)=21 0.5x+8=43 6x-3x=18 1.5x+18=3x 5×3-x÷2=8 0.273÷x=0.35 1.8x=0.972 x÷0.756=90 9x-40=5 x÷5+9=21 48-27+5x=31 10.5+x+21=56 x+2x+18=78 (200-x)÷5=30 (x-140)÷70=4 0.1(x+6)=3.3×0.4 4(x-5.6)=1.6 7(6.5+x)=87.5 (27.5-3.5)÷x=4 x+19.8=25.8 5.6x=33.6 9.8-x=3.8 75.6÷x=12.6 5x+12.5=32.3 5(x+8)=102 x+3x+10=70 3(x+3)=50-x+3 5x+15=60 3.5-5x=2 0.3×7+4x=12.5 x÷1.5-1.25=0.75 4x-1.3×6=2.6 20-9x=1.2×6.25 6x+12.8=15.8 150×2+3x=690 2x-20=4 3x+6=18 2(2.8+x)=10.4 (x-3)÷2=7.5 13.2x+9x=33.3 3x=x+100 x+4.8=7.2 6x+18=48 3(x+2.1)=10.5 12x-9x=8.7 13(x+5)=169 2x-97=34.2 3.4x-48=26.8 42x+25x=134 1.5(x+1.6)=3.6 2(x-3)=5.8 65x+7=42 9x+4×2.5＝91 4.2 x+2.5x＝134 10.5x+6.5x=51 89x-43x=9.2 5x-45=100 1.2x-0.5x=6.3 23.4=2x=56 4x-x=48.6 4.5x-x=28 X-5.7=2.15 15 5X-2X=18 3X+0.7=5 3.5×2= 4.2+x 26×1.5= 2x+10 0.5×16―16×0.2=4x 13 9.25－X=0.403 16.9÷X=0. 3 X÷0.5=2.6 x＋13＝33 3 － 5x＝80 1.8 +6x＝54 6.7x －60.3＝6.7 9 ＋4x ＝40 2x+8=16 x/5=10 x+7x=8 9x-3x=6 6x-8=4 5x+x=9 x-8=6x 4/5x=20 2x-6=12 7x+7=14 6x-6=0 5x+6=11 2x-8=10 1/2x-8=4 x-5/6=7 3x+7=28 3x-7=26 9x-x=16 24x+x=50 6/7x-8=4 3x-8=30 6x+6=12 3x-3=1 5x-3x=4 2x+16=19 5x+8=19 14-6x=8 15+6x=27 5-8x=4 7x+8=15 9-2x=1 4+5x=9 10-x=8 8x+9=17 9+6x=14 x+9x=4+7 2x+9=17 8-4x=6 6x-7=12 7x-9=8 x-56=1 8-7x=1 x-30=12 6x-21=21 6x-3=6 9x=18 4x-18=13 5x+9=11 6-2x=11 x+4+8=23 7x-12=8 X-5.7=2.15 15 5X-2X=18 3X 0.7=5 3.5×2= 4.2 x 26×1.5= 2x 0.5×16―16×0.2=4x 9.25－X=0.403 16.9÷X=0.3 X÷0.5=2.6 3－5x＝80 1.8-6x＝54 6.7x－60.3＝6.7 9 ＋4x＝40 0.2x－0.4＋0.5＝3.7 9.4x－0.4x＝16.2 12－4x＝20 1/3x＋5/6x＝1.4 12x＋34x=1 18x－14x=12 23 x－5×14=14 12＋34x=56 22－14x=12 23x-14x=14 x＋14x=65 23x=14x＋14 30x12x－14x=1 x-0.7x=3.6 够了吧?

Answer 2

872－124= 27＋127= 700÷5= 350＋70=
591÷3= 8×122= 178÷2= 30×80=
800÷8= 265＋85= 110×35= 901÷3=
0÷245= 0×245= 0＋245= 245÷5=
3000－300= 605÷5= 50×50= 306÷3=

702－199= 480÷3= 120×80= 27×8=
62×15= 860÷4= 19×5= 40×20=
520－430= 51×17= 15×61= 87÷3=
91×31= 80÷10= 465÷5= 870÷8=
400×20= 210÷7= 4500÷9= 5×80=

300×30= 88＋112= 380÷7= 36×8=
86×7= 27×90= 33÷3= 880÷8=
480÷8= 22×22= 16×50= 19×39=
270÷30= 92×7= 38×60= 14×4=
130×4= 810÷3= 72－24= 16×4=

8×7＋6= 6×7＋6= 36÷3÷2= 5×5＋4=
50－24÷4= 9＋9÷9= 800－800÷4= 8×9－7=
72－72÷6= 8＋2×10= 90－30÷3= 6×80－20=

4.8+2.3= 5.6÷7= 30×(200+3)= 4.7+6.2=

8.5÷5= 24÷4+56÷4= 3.7–0.07= 27÷0.01=

4.6–4.6÷4.6= 0.62+0.38= 1.25×4= 0.45÷0.09×5=

3.72+2.28= 5.2×0= 8.7–1.9–3.1= 1.73+3.2=

8.7÷0.29= 45÷0.5÷2= 10.3+5.2= ÷0.8=

1.5+4.2+0.5= 1. 03–0.9= 1.12×100= (5.25–4)×8=

12.4+0.37= 0.04×25= 0.8+0.2–0.8+0.2= 4.83–2.53=

1.25×0.8= 4×3.7×0.25= 1.7–0.9= 3.6+4=

3.82+2.5+6.18= 0.29–0.18= 1–0.02= 21.6–3.8–7.2=

6+7.8= 3.9–2.8= 4.9+0.1–4.9+0.1= 1–0.62=

7÷0.5= 3.6×0.2×1= 2.73–0.63= 1÷4=

7.5×5.3÷5.3= 4–0.9= 6.3×101= 25×8×125×4=

0.9×6= 0.1×0.01= 0.7×16–16×0.3= 28.6÷1000=

1.8÷0.9= 1.7×25×4= 1.4×0.2= 5÷2.5=

2.7–1.8–0.2= 2.4÷0.6= 0.36÷3= 1.8×6–1.8=

4.2÷0.3= 10–4.3= 2.8×9+2.8= 60×0.05=

1.7×3= 0.32×0.2×5= 7×0.08= 2.8÷0.04=

10–0.8×10= 1.6×5= 0.37×20= 4.8÷0.6+4.8÷0.4=

4.5×0.2= 4.5+0.55= 8.5–0.24–1.76= 0.81÷0.9=

6.8–0.08= 9×1.25×8= 0.25×28= 0.72÷0.12=

Answer 3

4.5×0.07= 6.3÷0.09= 2.5×3.6=
19.8÷3.3= 5÷0.25= 0.76÷0.4=
2.36×0.22= 2.8×4.58= 3.57÷4.2=
82.8÷36= 45×2.46= 3.6÷0.24=
382.5÷45= 6.4×5.48= 13.42×4.73 =
9.65×8.12 = 7.23×1.2 = 6.3×12 =
2.14×8.3 = 4.9×1.12 = 21.98×2.31 =
0.24×28.37 = 29.13×3.14 = 9.88×11.21 =
5.5÷11 = 7.5÷0.5 = 6÷1.2 =
3.2÷8 = 7.2÷0.9 = 24÷1.2 =
12÷0.12 = 6.75÷0.25 = 12÷0.75 =
21÷0.7 = 16.9÷0.13= 1.55÷3.9=
3.7×0.016= 7.2÷2= 0.3÷0.15=
0.5*0.12= 0.6*3÷0.6*3= 1.4*5=
0.1*0.01= 0.35*8= 7.35÷7=
1÷0.01= 2÷0.4= 0.32*0=
1÷0.1= 12.5*8= 3.6÷0.6=
0.25*0.8= 2.5*9= 48÷0.6=
66.6÷1.11= 0.125*8= 9.3÷0.31=
1.5×4= 2.5×4 = 0.13× 4=
2.4-0.8= 5.4÷10= 4.2×1000=
0.45÷0.15= 3.6÷0.1= O .75×0.8 =
8.5×100= 3.2÷100= 0.18×0.3=
8.5÷ 1.7= 1.2÷0.3 = 0.49÷0.7=
0.04×25= 0.096÷0.03= 84÷4.2=
1000×0.756= 0.5×100= 2.5×1.47×0.4=
0.1÷0.25= 1÷0.01= 1.25×8=
3.8×2= 7.2÷0.9= 1.6×0.2=
9.3÷0.3= 4÷0.4= 0.45÷0.5=
0.2÷0.01=
剩下的自己编吧，偶尽力了。

Answer 4

9个0.5的和减去4除5的商，差是多少？

我就这1道