四年级数学上册简便计算409.docx
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四年级数学上册简便计算409
43.37-11.05-18.95
8.3×39+8.3×61
64×25-82
16.73+11.43+83.27
9.82×0.4+9.82×9.6
7.03×105.9-7.03×5.9
98.03+10.96-48.03
20×125×23
67.41-11.8-18.2
7.92×74+7.92×26
24×1250-53
51.25+12.16+48.75
9.12×9.2+9.12×0.8
8.74×1005-8.74×5
85.38+20.62-65.38
4×1250×24
76.43-10.52-19.48
7.31×20+7.31×80
88×125-33
41.32+11.26+58.68
8.84×6.4+8.84×3.6
5.43×101.77-5.43×1.77
67.29+86.76-17.29
32×25×22
49.56-14.96-15.04
1.55×1+1.55×99
48×125-25
61.77+13.26+38.23
9.26×3.5+9.26×6.5
8.39×1001.09-8.39×1.09
75.2+48.22-45.2
8×25×11
52.97-14.22-15.78
2.07×40+2.07×60
8×25-99
35.76+11.32+64.24
7.39×5.3+7.39×4.7
5.91×12.33-5.91×2.33
68.92+26.88-58.92
20×250×88
52.07-10.65-19.35
9.67×77+9.67×23
56×250-68
35.88+14.74+64.12
7.19×3.5+7.19×6.5
4.18×103.91-4.18×3.91
69.79+48.57-39.79
32×25×62
48.57-11.83-18.17
1.81×81+1.81×19
88×125-71
78.71+10.31+21.29
7.89×9.2+7.89×0.8
2.88×104.34-2.88×4.34
78.07+12.37-28.07
44×250×34
45.69-10.85-19.15
2.57×27+2.57×73
56×125-68
10.16+14.55+89.84
7.29×7.6+7.29×2.4
3.27×17.73-3.27×7.73
64.47+52.41-44.47
48×125×58
48.58-11.53-18.47
3.56×17+3.56×83
32×25-99
35.01+13.05+64.99
7.47×9.2+7.47×0.8
7.32×109.64-7.32×9.64
53.27+33.94-13.27
28×125×48
72.99-12.54-17.46
5.81×98+5.81×2
24×1250-89
52.78+11.05+47.22
8.03×4.5+8.03×5.5
5.11×109.09-5.11×9.09
95.67+52.19-45.67
48×125×32
60.11-11.33-18.67
6.02×12+6.02×88
56×25-58
78.5+15+21.5
4.62×5.5+4.62×4.5
5.57×16.74-5.57×6.74
70.09+14.24-20.09
32×1250×68
47.7-10.92-19.08
4.89×17+4.89×83
32×125-88
82.77+14.27+17.23
9.38×3.9+9.38×6.1
4.38×19.64-4.38×9.64
91.55+89.15-61.55
28×250×93
56.68-11.83-18.17
9.2×34+9.2×66
88×1250-13
84.77+10.95+15.23
6.6×0.4+6.6×9.6
6.79×108.03-6.79×8.03
67.7+76.28-37.7
36×125×55
74.54-11.69-18.31
4.74×4+4.74×96
96×1250-90
39.93+13.35+60.07
8.55×4.5+8.55×5.5
3.25×15.93-3.25×5.93
50.01+62.42-40.01
12×1250×33
58-13.59-16.41
9.62×14+9.62×86
56×250-93
79.28+12.39+20.72
9.42×5.6+9.42×4.4
9.81×11.46-9.81×1.46
98.05+68.33-58.05
8×250×12
91.06-14.51-15.49
9.44×75+9.44×25
56×250-11
26.15+12.92+73.85
7.38×7.1+7.38×2.9
8.04×108.9-8.04×8.9
77.27+44.93-27.27
32×1250×63
50.88-11.65-18.35
4.2×81+4.2×19
72×250-15
57.99+11.37+42.01
3.74×4.7+3.74×5.3
5.54×1008.85-5.54×8.85
67.08+98.32-47.08
36×1250×32
68.58-14.33-15.67
5.74×93+5.74×7
88×25-84
27.37+14.38+72.63
7.18×6.4+7.18×3.6
2.44×1003.23-2.44×3.23
72.75+14.65-52.75
32×250×25
85.23-10.21-19.79
2.36×64+2.36×36
80×25-60
61.57+14.17+38.43
9.19×3.7+9.19×6.3
9.79×16.63-9.79×6.63
50.29+42.84-40.29
44×250×98
48.13-12.7-17.3
5.46×16+5.46×84
56×1250-92
30+12.71+70
8.32×3+8.32×7
1.61×101.74-1.61×1.74
73.61+66.7-53.61
24×125×48
78.68-12.28-17.72
6.99×2+6.99×98
48×1250-15
15.48+13.76+84.52
8.2×9.7+8.2×0.3
7.85×1004.6-7.85×4.6
84.15+81.04-44.15
4×25×97
87.57-11.69-18.31
9.66×12+9.66×88
8×125-34
88.22+11.66+11.78
8.72×1.2+8.72×8.8
6.74×1009.62-6.74×9.62
66.54+36.09-36.54
40×25×34
56.08-11.19-18.81
2.34×97+2.34×3
88×25-64
64.94+11.98+35.06
7.39×5.4+7.39×4.6
9.02×1009.96-9.02×9.96
98.8+47.97-78.8
28×250×46
67.57-13.66-16.34
1.01×13+1.01×87
32×250-51
61.89+14.13+38.11
1.38×2.2+1.38×7.8
7.88×103.52-7.88×3.52
84.54+94.95-44.54
24×125×62
72.56-12.74-17.26
8.96×57+8.96×43
80×250-17
54.88+12.81+45.12
9.16×3.7+9.16×6.3
6.99×102.54-6.99×2.54
55.58+73.92-5.58
32×250×60
52.77-12.91-17.09
5.7×8+5.7×92
64×25-68
57.34+10.48+42.66
6.72×1.8+6.72×8.2
1.88×11.4-1.88×1.4
96.06+87.52-46.06
24×25×73
47.64-13.04-16.96
1.7×73+1.7×27
64×1250-69
17.33+12.77+82.67
3.66×0.9+3.66×9.1
7.92×1008.18-7.92×8.18
64.1+46.66-14.1
12×25×42
54.7-11.16-18.84
2×32+2×68
16×250-66
32.76+13.95+67.24
3.84×1.7+3.84×8.3
1.9×109.83-1.9×9.83
96.25+64.72-66.25
44×1250×49
65.78-12.51-17.49
9.67×98+9.67×2
40×1250-11
86.36+10.42+13.64
4.47×0.1+4.47×9.9
8.74×101.41-8.74×1.41
92.08+11.98-72.08
48×250×54
63.61-10.63-19.37
3.75×49+3.75×51
32×125-97
32.17+12.74+67.83
5.77×8.2+5.77×1.8
6.21×11.28-6.21×1.28
56.86+67.73-6.86
20×125×67