四年级数学上册简便计算15.docx
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四年级数学上册简便计算15
56.31-12.61-17.39
3.96×51+3.96×49
96×1250-71
12.18+11.67+87.82
7.93×8.2+7.93×1.8
3.58×1006.67-3.58×6.67
88.05+45.24-38.05
28×25×21
46.75-10.03-19.97
3.13×68+3.13×32
80×125-17
74.68+10.61+25.32
3.22×3.9+3.22×6.1
2.66×104.73-2.66×4.73
53.17+60.09-23.17
36×250×53
80.1-11.39-18.61
4.99×28+4.99×72
88×250-66
58.11+10.32+41.89
1.3×0.6+1.3×9.4
6.29×1008.46-6.29×8.46
62.33+44.66-12.33
12×250×67
83.77-13.63-16.37
6.61×62+6.61×38
48×25-54
78.04+10.45+21.96
8.78×7.2+8.78×2.8
4.4×11.32-4.4×1.32
80.77+33.43-70.77
32×250×61
65.27-11.41-18.59
3.5×6+3.5×94
40×25-89
87.24+13.62+12.76
9.81×2.4+9.81×7.6
3.28×1001.77-3.28×1.77
88.91+65.65-58.91
8×125×84
40.29-13.6-16.4
4.97×96+4.97×4
40×25-89
35.93+12.88+64.07
7.41×1.2+7.41×8.8
6.84×109.58-6.84×9.58
52.87+73.31-2.87
4×1250×71
59.4-11.73-18.27
2.87×16+2.87×84
8×250-57
46.57+11.76+53.43
4.23×7+4.23×3
7.78×19.89-7.78×9.89
53.59+29.7-33.59
20×1250×59
68.61-10.69-19.31
2.47×68+2.47×32
80×1250-57
15.31+12.79+84.69
1.57×8.5+1.57×1.5
1.5×1008.31-1.5×8.31
83.08+57.49-73.08
12×250×65
59.33-12.15-17.85
8.92×18+8.92×82
88×25-59
96.94+12.66+3.06
7.26×7.1+7.26×2.9
4.52×15.78-4.52×5.78
92.93+80.18-72.93
48×125×11
56.03-12.44-17.56
1.15×58+1.15×42
56×1250-28
94.66+14.06+5.34
5.06×1.8+5.06×8.2
4.1×109.12-4.1×9.12
69.33+42.31-19.33
44×1250×20
79.82-13.16-16.84
8.06×87+8.06×13
96×250-82
96.91+14.82+3.09
5.3×8+5.3×2
5.32×18.84-5.32×8.84
73.77+14.97-53.77
12×25×29
85.31-11.71-18.29
7.77×58+7.77×42
48×250-58
40.97+14.65+59.03
7.23×9.7+7.23×0.3
6.99×107.79-6.99×7.79
57.37+86.32-37.37
8×250×70
82.19-10.4-19.6
2.87×33+2.87×67
64×125-32
93.65+10.78+6.35
4.96×6.9+4.96×3.1
6.82×1002.94-6.82×2.94
96.2+57.05-56.2
4×125×48
69.97-14.48-15.52
2.3×89+2.3×11
40×1250-17
92.73+14.01+7.27
6.08×0.4+6.08×9.6
8.8×19.25-8.8×9.25
74.09+60.17-54.09
24×125×70
79.56-13.76-16.24
6.81×82+6.81×18
16×250-99
39.04+12.55+60.96
6.24×4.9+6.24×5.1
4.08×101.53-4.08×1.53
56.43+97.07-16.43
40×250×13
93.22-10.11-19.89
9.39×91+9.39×9
24×1250-27
22.18+14.9+77.82
8.85×1.6+8.85×8.4
4.22×1009.7-4.22×9.7
95.98+42.7-65.98
20×125×71
59.84-13.17-16.83
7.91×47+7.91×53
24×25-71
11.15+10.35+88.85
5.09×8.1+5.09×1.9
2.47×101.41-2.47×1.41
61.28+89.5-51.28
28×1250×44
71.79-13.68-16.32
4.92×10+4.92×90
72×25-11
71.81+12.65+28.19
2.87×3.7+2.87×6.3
2.75×14.77-2.75×4.77
83.36+43.87-33.36
12×125×74
94.4-13.73-16.27
1×69+1×31
96×125-18
59.06+13.82+40.94
4.46×4+4.46×6
2.57×13.66-2.57×3.66
54.13+54.97-34.13
12×25×17
64.14-14-16
6.28×28+6.28×72
40×250-93
18.39+10.65+81.61
2.63×7+2.63×3
1.82×1006.93-1.82×6.93
85.32+94.68-45.32
36×25×23
85.23-14.17-15.83
9.35×25+9.35×75
64×1250-67
80.37+12.04+19.63
7.21×1.5+7.21×8.5
8.18×109.4-8.18×9.4
68.77+45.9-58.77
36×25×37
63.14-12.06-17.94
9.24×52+9.24×48
96×1250-65
90.08+11.08+9.92
4.64×6.3+4.64×3.7
4.91×1006.5-4.91×6.5
85.35+23.11-55.35
24×25×65
56.98-10.76-19.24
7.38×96+7.38×4
40×250-96
21.09+13.68+78.91
5.12×4+5.12×6
6.87×19.6-6.87×9.6
85.9+31.17-65.9
32×1250×34
87.37-10.61-19.39
6.08×38+6.08×62
88×1250-87
46.61+10.29+53.39
5.15×6.4+5.15×3.6
3.73×19.35-3.73×9.35
74.25+13.83-64.25
48×250×23
72.5-10.48-19.52
2.25×11+2.25×89
40×1250-54
46.25+12.38+53.75
6.82×9.8+6.82×0.2
9.61×12.32-9.61×2.32
71.54+83.87-61.54
12×125×14
41.37-14.6-15.4
9.46×6+9.46×94
40×125-75
37.65+10.05+62.35
1.77×2.6+1.77×7.4
4.6×18.42-4.6×8.42
56.75+84.52-26.75
44×125×69
73.93-13.49-16.51
9.78×96+9.78×4
48×1250-93
19.01+12.91+80.99
3×3.8+3×6.2
1.61×1009.79-1.61×9.79
64.2+60.07-54.2
48×250×57
52.15-11.52-18.48
4.01×3+4.01×97
80×25-77
78.03+12.5+21.97
4.96×4+4.96×6
6.05×102.92-6.05×2.92
67.27+96.58-57.27
36×250×38
97.84-13.24-16.76
1.85×13+1.85×87
64×25-21
68.04+14.55+31.96
5.58×8.9+5.58×1.1
2.95×106.98-2.95×6.98
59.22+85.44-39.22
40×250×38
96.13-10.93-19.07
8.22×13+8.22×87
40×250-52
13.56+11.18+86.44
8.51×9.4+8.51×0.6
3.1×16.64-3.1×6.64
71.27+53.48-41.27
16×1250×91