小数的乘法简便运算20道

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小谢1507475
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1.2+9=10.2
5.43-3.06=2.37
3+1.2=4.2
0.12+5=5.12
1.2+1.8+1.4=4.4
6.2+16+3.8=26
14-0.6=13.4
20.3-8=12.3
50-1.5+4= 53.5
175-0.56=174.44
2.08+11=13.089
0.4+20= 20.4
2.5+67+铅兆7.5=77
4.5-3=1.5
25-0.38=1.62
5.4+绝备9.6=15
5.6-并激毁4=1.6
1.45+55=56.45
4.6+49+51=104.6
9.1-7=2.1
10.3-0.3= 10
28+9.2=37.2
43.6+2.08=45.68
14-7.4=6.6
0.65+4.35= 5
10-5.4=4.6
1.5-0.06=1.44
0.36+1.54=2
14-7.4=6.6
0.65+4.35= 5
10-5.4=4.6
1.5-0.06=1.44
0.36+1.54=2
0.75+0.25=1
1.37+1+7.63=10
5.6+2.7+4.4=12.7
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
8-4.6=3.4
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.3
1.4+2.8=4.2
1.5+3=4.5
1.6+3.2=4.8
1.7+3.4=5.1
1.8+3.6=5.4
1.9+3.8=5.7
0.2+0.40=0.6
2.1+4.2=6.3
2.2+4.4=6.6
2.3+4.6=6.9
2.4+4.8=7.2
2.5+5=7.5
2.6+5.2=7.8
2.7+5.4=8.1
2.8+5.6=8.4
2.9+5.8=8.7
0.3+0.6=0.9
3.1+6.2=9.3
3.2+6.4=9.6
3.3+6.6=9.9
1-0.3=0.7
1.5-0.4=1.1
2-0.5=1.5
2.5-0.6=1.9
3.0-0.7=2.3
3.5-0.8=2.7
4-0.9=3.1
4.5-1=3.5
5-1.1=3.9
5.5-1.2=4.3
6-1.3=4.7
6.5-1.4=5.1
7-1.5=5.5
7.5-1.6=5.9
8-1.7=6.3
8.5-1.8=6.7
9-1.9=7.1
9.5-2=7.5
10-2.1=7.9
10.5-2.2=8.3
11-2.3=8.7
11.5-2.4=9.1
12-2.5=9.5
12.5-2.6=9.9
13-2.7=10.3
0.2+0.6+0.0.2=1
2.8 + 1.5 + 0.7=5
3.12- 5.6 + 2.9=0.42
4.8- 5.4 + 1.4 =0.8
5.6- 3.8 – 0.38 = 1.42
6.4 + 5.9 + 3.7 = 16
7.5 - 3.2 + 4.5 = 8.8
8.7 + 1.8 + 1.9 = 12.4
9.9 - 5.6 + 5.6 =9.9
10.3 - 8.9 - 1.3= 0.1
11.7 + 5.49 + 3.14= 20.33
12.6 +1.2 + 2.3 = 16.1
13.8 - 4.5 + 11.5 =20.8
14.3 - 5.6 – 5.6 =3.1
15.9 - 2.7 – 10.21 = 2.99
16.5 - 1.8 – 1.4= 13.3
17.4 + 2.5 + 2.3= 22.2
18.4 + 8.7 – 5.6 =21.5
19.1+3.2 – 3.4 = 18.9
20.3 - 2.9 + 1.3= 18.7
21.5 - 2.5 + 3.7= 22.7
22.3 + 2.3 + 1.6= 26.2
23.1 + 2.3 + 5.6= 31
24.9 + 11 - 1.2= 34.7
25.5 - 11.5 + 4.3= 18.3
26.4 - 2.3 + 1.3 = 25.4
27.7 + 1.19 - 5.6= 23.29
28.1 + 3.4 - 2.3= 29.2
29.8 -2.16 + 1.2= 28.841.2+9=10.2
5.43-3.06=2.37
3+1.2=4.2
0.12+5=5.12
1.2+1.8+1.4=4.4
6.2+16+3.8=26
14-0.6=13.4
20.3-8=12.3
50-1.5+4= 53.5
175-0.56=174.44
2.08+11=13.089
0.4+20= 20.4
2.5+67+7.5=77
4.5-3=1.5
25-0.38=1.62
5.4+9.6=15
5.6-4=1.6
1.45+55=56.45
4.6+49+51=104.6
9.1-7=2.1
10.3-0.3= 10
28+9.2=37.2
43.6+2.08=45.68
14-7.4=6.6
0.65+4.35= 5
10-5.4=4.6
1.5-0.06=1.44
0.36+1.54=2
14-7.4=6.6
0.65+4.35= 5
10-5.4=4.6
1.5-0.06=1.44
0.36+1.54=2
0.75+0.25=1
1.37+1+7.63=10
5.6+2.7+4.4=12.7
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
8-4.6=3.4
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.3
1.4+2.8=4.2
1.5+3=4.5
1.6+3.2=4.8
1.7+3.4=5.1
1.8+3.6=5.4
1.9+3.8=5.7
0.2+0.40=0.6
2.1+4.2=6.3
2.2+4.4=6.6
2.3+4.6=6.9
2.4+4.8=7.2
2.5+5=7.5
2.6+5.2=7.8
2.7+5.4=8.1
2.8+5.6=8.4
2.9+5.8=8.7
0.3+0.6=0.9
3.1+6.2=9.3
3.2+6.4=9.6
3.3+6.6=9.9
1-0.3=0.7
1.5-0.4=1.1
2-0.5=1.5
2.5-0.6=1.9
3.0-0.7=2.3
3.5-0.8=2.7
4-0.9=3.1
4.5-1=3.5
5-1.1=3.9
5.5-1.2=4.3
6-1.3=4.7
6.5-1.4=5.1
7-1.5=5.5
7.5-1.6=5.9
8-1.7=6.3
8.5-1.8=6.7
9-1.9=7.1
9.5-2=7.5
10-2.1=7.9
10.5-2.2=8.3
11-2.3=8.7
11.5-2.4=9.1
12-2.5=9.5
12.5-2.6=9.9
13-2.7=10.3
0.2+0.6+0.0.2=1
2.8 + 1.5 + 0.7=5
3.12- 5.6 + 2.9=0.42
4.8- 5.4 + 1.4 =0.8
5.6- 3.8 – 0.38 = 1.42
6.4 + 5.9 + 3.7 = 16
7.5 - 3.2 + 4.5 = 8.8
8.7 + 1.8 + 1.9 = 12.4
9.9 - 5.6 + 5.6 =9.9
10.3 - 8.9 - 1.3= 0.1
11.7 + 5.49 + 3.14= 20.33
12.6 +1.2 + 2.3 = 16.1
13.8 - 4.5 + 11.5 =20.8
14.3 - 5.6 – 5.6 =3.1
15.9 - 2.7 – 10.21 = 2.99
16.5 - 1.8 – 1.4= 13.3
17.4 + 2.5 + 2.3= 22.2
18.4 + 8.7 – 5.6 =21.5
19.1+3.2 – 3.4 = 18.9
20.3 - 2.9 + 1.3= 18.7
21.5 - 2.5 + 3.7= 22.7
22.3 + 2.3 + 1.6= 26.2
23.1 + 2.3 + 5.6= 31
24.9 + 11 - 1.2= 34.7
25.5 - 11.5 + 4.3= 18.3
26.4 - 2.3 + 1.3 = 25.4
27.7 + 1.19 - 5.6= 23.29
28.1 + 3.4 - 2.3= 29.2
29.8 -2.16 + 1.2= 28.84
30.1 + 1.5 – 1.5 =30.1
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