小数乘法简便运算50道带答案

少一个减号

159-57-43 59
12×8.9 106.8
6×0.88-6×0.12 4.56
6.13×94+6.13×6 613
180÷48÷2.5 0.15
5.4×398 2149.2
40÷8÷12.5 0.4
90.6-(8+20.6) 62
6×16×1.25 120
67.5÷9÷1.25 6
1.5+29.4+8.5=39.4
174.9+506.8-206.8= 474.9
3.94×94+3.94×6= 394
28×25×2.5= 1750
141.8-(69.7+41.8) =30.3
176÷32÷2.5= 2.2
11.8×4×0.5= 23.6
32÷16÷25= 0.08
8.28×9+8.28= 82.8
36÷(1.5×8)= 3
173-52.3-47.7 =73
97-62.2+22.2= 57
34.2+(15+75.8)= 125
22.5÷(3×2.5) =3
7×39.8= 278.6
26×1.8+26×8.2 =260
175÷16÷12.5= 0.875
29.4÷(14×0.2)= 10.5
1.25×8 =10
3.52÷6.4÷0.5= 1.1
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第1个回答  2020-07-17
0.396÷1.2= 0.756÷0.36= 15.6×13=
0.18×15= 0.025×14= 3.06×36=
0.04×0.12= 3.84×2.6≈ 5.76×3= (保留一位小数)
7.15×22 90.75÷3.3 3.68×0.25
16.9÷0.13 1.55÷3.9 3.7×0.016
13.76×0.8= 5.2×0.6 8.4×1.3
6.4×0.5 4.48×0.4 5.25×5
35.4×4.2 0.042×0.54 0.76×0.32
0.25×0.046 2.52×3.4 1.08×25
0.12×0.5×0.16= 4.8×0.25= 0.125×1.4≈(保留两位小数)
2.5÷0.7= (保留三位小数) 10.1÷3.3= (商用循环小数)
10.75÷12.5= (用乘法验算) 3.25×9.04= (用除法验算)
2、脱式计算(能简算的要简算)
2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9
7.28×99+7.28 4.3×50×0.2 64-2.64×0.5
26×15.7+15.7×24 (2.275 +0.625)×0.28
3.94+34.3×0.2 1.2×(9.6÷2.4)÷4.8
8.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46
8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.58
32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8
4.8×100.1 56.5×99+56.5 7.09×10.8-0.8×7.09
4.85 + 0.35 ÷ 1.4
8.7 × 17.4 - 8.7 × 7.4
12.5×0.4×2.5×8 0.87×3.16+4.64 9.5×101
0.68 ÷(5.2 -3.5)× 1.25
40.5 ÷ 0.81 × 0.18 4.8 ×(15 ÷ 2.4)
6.81+6.81×99 0.25×185×40 4.4×0.8-3.4×0.8
(9.37+9.37+9.37+9.37)× 2.5
2.37×6.3+2.37×3.7 2.5×1.25×0.32 3.8×10.1
2.5×(3.8×0.04) 7.69×101 3.8×10.1
0.25×39+0.25 0.125×72 46×0.33+54×0.33
(8×5.27) ×1.25 6.81+6.81×99 0.25×185×40
6.8×0.75÷0.5 3.75÷0.125–2.75 1.53+23.4÷7.2
9.5×99 13.5×0.98 12.5×8.8
第2个回答  2019-02-02
8.54÷0.7=12.2
6.84÷0.912=7.5
25.84÷1.7=15.2
99.6÷41.5=2.4
220.5÷147=1.5
36.8÷16=2.3
1.25÷0.25=5
0.72÷3.6=0.2
1.62÷6=0.27
第3个回答  2019-02-15
12.12*21=127.5*64=18.45/45=1546.456*4=
第4个回答  2019-10-03
550.56×2