四年级数学上册简便计算389.docx
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四年级数学上册简便计算389
43.87-12.49-17.51
4.18×95+4.18×5
80×250-68
55.65+11.14+44.35
5.27×5+5.27×5
7.63×106.97-7.63×6.97
87.48+98.3-77.48
40×125×70
88.42-11.84-18.16
4.95×77+4.95×23
56×1250-74
90.12+11.06+9.88
9.47×1.3+9.47×8.7
5.48×106.41-5.48×6.41
90.42+89.78-80.42
48×25×31
43-12.59-17.41
1.17×92+1.17×8
8×250-10
49.13+13.81+50.87
9.63×6.3+9.63×3.7
4.95×1002.07-4.95×2.07
95.42+59.14-75.42
28×250×52
45.46-13.37-16.63
7.03×70+7.03×30
40×250-38
78.32+10.46+21.68
9.95×7.8+9.95×2.2
2.58×18.8-2.58×8.8
50.95+99.15-30.95
48×125×78
94.08-14.96-15.04
3.66×78+3.66×22
48×250-34
90.38+14.45+9.62
9.31×1.3+9.31×8.7
9.88×109.37-9.88×9.37
87.5+35.15-47.5
20×25×73
69.82-10.92-19.08
5.1×34+5.1×66
40×25-32
41.02+10.81+58.98
1.48×6.3+1.48×3.7
9.11×17.77-9.11×7.77
82.31+50.06-72.31
8×25×78
78.09-14.95-15.05
9.18×70+9.18×30
96×1250-81
55.41+14.82+44.59
6.8×6.6+6.8×3.4
4.69×106.84-4.69×6.84
69.79+92.17-59.79
28×250×65
44.97-12.47-17.53
7.84×97+7.84×3
64×125-27
66.89+12.11+33.11
9.28×0.4+9.28×9.6
6.18×1006.25-6.18×6.25
98.34+28.65-88.34
48×1250×12
65.18-10.79-19.21
5.55×33+5.55×67
72×250-36
41.61+11.34+58.39
3.8×3.2+3.8×6.8
9.77×16.9-9.77×6.9
97.14+65.53-77.14
28×1250×43
50.66-10.23-19.77
4.13×88+4.13×12
80×125-75
22.75+11.1+77.25
8.35×3.7+8.35×6.3
3.99×103.32-3.99×3.32
55.61+67.09-25.61
40×25×64
48.16-12.59-17.41
6.29×30+6.29×70
8×250-72
27.61+12.05+72.39
8.73×2.1+8.73×7.9
9.17×1003.94-9.17×3.94
78.78+12.89-38.78
12×25×70
71.81-11.74-18.26
4.19×57+4.19×43
72×250-89
20.52+13.5+79.48
4.4×7.1+4.4×2.9
4.69×12.96-4.69×2.96
61.26+75.32-41.26
4×1250×31
59.18-11.45-18.55
9.11×68+9.11×32
48×1250-27
55.16+14.75+44.84
3.9×1.9+3.9×8.1
7.97×108.34-7.97×8.34
72.48+97.29-62.48
36×25×44
69.47-12.66-17.34
9.36×86+9.36×14
80×125-68
82.63+10.19+17.37
6.77×9.5+6.77×0.5
5.31×102.19-5.31×2.19
67.75+17.55-17.75
40×125×50
77.67-12.22-17.78
7.28×49+7.28×51
88×25-98
76.96+14.36+23.04
5.54×4.8+5.54×5.2
1.87×1006.84-1.87×6.84
98.3+15.29-68.3
8×125×84
99.2-12.38-17.62
6.87×72+6.87×28
16×125-65
25.36+13.28+74.64
4.52×7.6+4.52×2.4
1.01×1005.75-1.01×5.75
65.6+33.35-35.6
28×25×89
59.97-13.22-16.78
8.57×54+8.57×46
40×250-50
77.61+10.72+22.39
5.54×5.3+5.54×4.7
6.76×13.5-6.76×3.5
80.79+70.31-70.79
4×125×81
94.32-10.14-19.86
6.41×10+6.41×90
32×25-81
38.29+10.35+61.71
3.56×2.1+3.56×7.9
3.29×107.05-3.29×7.05
86.49+78.57-46.49
28×25×54
95.35-14.82-15.18
7.42×69+7.42×31
80×1250-86
75.89+13.61+24.11
4.42×7.8+4.42×2.2
2.72×1009-2.72×9
85.14+96.99-75.14
32×1250×88
88.52-11.94-18.06
9.51×73+9.51×27
64×250-52
10.07+13.06+89.93
8.48×2.7+8.48×7.3
3.83×101.97-3.83×1.97
76.51+41.85-46.51
40×125×29
79.09-10.13-19.87
2.52×37+2.52×63
32×250-95
89.39+14+10.61
3.02×7.8+3.02×2.2
2.86×108.15-2.86×8.15
58.15+38.76-28.15
16×25×73
51.57-14.39-15.61
6.51×19+6.51×81
48×25-34
59.91+11.84+40.09
6.82×1.8+6.82×8.2
8.74×1007.65-8.74×7.65
60.17+79.6-30.17
40×25×58
60.67-13.02-16.98
7×45+7×55
8×250-30
17.64+14.15+82.36
1.96×3.4+1.96×6.6
1.03×1008.43-1.03×8.43
59.02+41.78-39.02
28×250×49
95.78-12.66-17.34
8.71×61+8.71×39
48×1250-33
54.84+14.24+45.16
7.59×3.4+7.59×6.6
6.11×1002.25-6.11×2.25
59.82+17.72-19.82
20×250×81
97.29-10.77-19.23
2.18×74+2.18×26
24×1250-51
23.73+13.57+76.27
6.94×2.5+6.94×7.5
3.66×16.78-3.66×6.78
85.67+17.49-35.67
36×250×27
43.19-12.9-17.1
6.83×56+6.83×44
96×1250-74
50.29+11.07+49.71
2.15×6.2+2.15×3.8
5.23×1004.44-5.23×4.44
74.04+73.57-44.04
40×25×17
49.3-12.99-17.01
7.31×6+7.31×94
16×250-70
61.94+13.33+38.06
1.44×8.5+1.44×1.5
3.32×13.32-3.32×3.32
66.3+41.93-26.3
4×25×58
64.31-10.82-19.18
8.63×17+8.63×83
96×125-39
60.69+13.29+39.31
6.9×4.2+6.9×5.8
9.91×1006.71-9.91×6.71
95.01+55.94-75.01
12×25×77
70.35-11.87-18.13
6.96×5+6.96×95
64×1250-39
30.86+12.83+69.14
1.41×7+1.41×3
5.77×19.05-5.77×9.05
60.05+89.49-20.05
44×1250×97
65.21-11.56-18.44
1.45×89+1.45×11
48×1250-28
11.69+12.61+88.31
2.86×1.9+2.86×8.1
2.64×105.4-2.64×5.4
69.74+64.09-19.74
28×1250×92