四年级数学上册简便计算207.docx
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四年级数学上册简便计算207.docx
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四年级数学上册简便计算207
57.81-12.64-17.36
2.56×83+2.56×17
64×25-33
24.47+10.92+75.53
9.47×1.9+9.47×8.1
2.39×106.08-2.39×6.08
64.02+30.05-34.02
32×250×63
82.53-14.65-15.35
7.53×16+7.53×84
16×125-50
81.39+14.36+18.61
9.82×8.3+9.82×1.7
8.49×1009.81-8.49×9.81
70.34+83.82-50.34
28×25×65
50.25-10.36-19.64
8.94×77+8.94×23
24×25-70
64.67+12.4+35.33
7.44×0.6+7.44×9.4
9.52×1008.7-9.52×8.7
81.33+27.89-31.33
4×1250×77
93.96-10.65-19.35
4.25×17+4.25×83
96×125-95
71.36+14.25+28.64
8.54×5.6+8.54×4.4
2.51×103.62-2.51×3.62
63.35+76.23-13.35
40×125×21
50.65-13.6-16.4
1.83×69+1.83×31
56×250-23
24.31+11.52+75.69
1.8×9.1+1.8×0.9
8.92×1009.26-8.92×9.26
51.18+34.09-31.18
28×1250×89
48.65-14.77-15.23
3.89×37+3.89×63
16×25-97
66.23+14.42+33.77
9.99×0.1+9.99×9.9
2.17×109.25-2.17×9.25
75.61+27.29-35.61
32×250×45
63.54-12.27-17.73
6.92×79+6.92×21
88×1250-96
65.94+10.54+34.06
9.25×1.2+9.25×8.8
1.15×15.81-1.15×5.81
81.4+48.7-61.4
40×25×90
85.39-11.15-18.85
3.49×17+3.49×83
72×250-51
59.34+10.59+40.66
6.03×6+6.03×4
2.83×1002.87-2.83×2.87
94.09+86.48-84.09
32×1250×87
74.29-13.61-16.39
2.15×73+2.15×27
24×250-35
26.63+14.32+73.37
3.47×5.7+3.47×4.3
5.45×16.79-5.45×6.79
69.71+86.21-59.71
28×250×40
89.3-12.58-17.42
8.74×48+8.74×52
80×250-41
84.72+11.54+15.28
7.16×7.4+7.16×2.6
6.8×13.82-6.8×3.82
68.49+89.37-48.49
48×250×43
94.19-12.12-17.88
2.83×33+2.83×67
8×1250-86
34.07+12.14+65.93
4.14×9.2+4.14×0.8
1.18×102.33-1.18×2.33
95.41+55.02-55.41
20×125×16
83.59-10.08-19.92
3.86×27+3.86×73
96×1250-79
54.84+14.49+45.16
1.71×8.6+1.71×1.4
4.68×12.4-4.68×2.4
54.59+18.21-4.59
48×25×12
80.4-11.62-18.38
2.98×71+2.98×29
48×250-25
30.11+12.52+69.89
3.48×1.6+3.48×8.4
5.09×107.65-5.09×7.65
73.86+69.59-33.86
44×250×64
52.61-10.3-19.7
6.69×90+6.69×10
24×250-97
23.13+14.91+76.87
7.58×4+7.58×6
1.86×12.19-1.86×2.19
96.41+94.14-56.41
8×25×99
61.36-11.96-18.04
8.76×59+8.76×41
16×25-57
87.29+10.35+12.71
6.04×4.2+6.04×5.8
9.86×108.61-9.86×8.61
93.7+62.48-83.7
16×25×40
95.38-14.77-15.23
4.13×32+4.13×68
88×1250-15
97.92+14.27+2.08
1.98×4.3+1.98×5.7
5.31×1001.74-5.31×1.74
89.87+12.23-39.87
24×1250×66
60.93-14.08-15.92
7.2×34+7.2×66
16×250-42
38.24+13.96+61.76
4.44×9.4+4.44×0.6
9.36×1004.65-9.36×4.65
61.74+55.39-11.74
4×25×12
90.18-10.72-19.28
7.45×3+7.45×97
32×1250-86
18.23+10.02+81.77
3.73×1.8+3.73×8.2
4.81×19.92-4.81×9.92
83.03+84.7-33.03
44×250×48
60.09-13.4-16.6
5.43×60+5.43×40
96×125-98
42.04+10.14+57.96
7.78×4.3+7.78×5.7
7.99×104.14-7.99×4.14
69+99.15-59
36×25×43
90.44-12.76-17.24
8.81×14+8.81×86
56×250-46
69.22+14.74+30.78
1.45×4.2+1.45×5.8
8.67×109.17-8.67×9.17
89.4+69.07-39.4
20×25×72
65.29-12.41-17.59
1.69×80+1.69×20
8×250-85
43.68+12.83+56.32
4.08×9.2+4.08×0.8
3.28×1001.88-3.28×1.88
56.74+68.92-26.74
16×1250×97
46.85-12.72-17.28
6.68×63+6.68×37
64×1250-73
10.07+14.42+89.93
6×4.7+6×5.3
4.85×1007.1-4.85×7.1
88.89+54.83-48.89
36×125×54
82.68-14.48-15.52
2.95×18+2.95×82
16×250-47
75.08+14.41+24.92
9.84×6.7+9.84×3.3
9.84×1008.6-9.84×8.6
92.28+77.61-42.28
16×250×33
43.17-14.04-15.96
3.39×22+3.39×78
16×250-48
19.85+10.24+80.15
8.09×0.2+8.09×9.8
1.64×14.05-1.64×4.05
56.49+35.12-26.49
40×125×20
55.38-11.7-18.3
5.36×34+5.36×66
48×25-19
95.7+14.13+4.3
3.11×2.5+3.11×7.5
4.83×16.38-4.83×6.38
78.97+88.19-48.97
44×25×87
58.21-12.32-17.68
3.97×15+3.97×85
48×1250-78
58.76+12.84+41.24
1.58×4+1.58×6
1.71×1006.23-1.71×6.23
56+68.81-6
8×125×22
93.75-13.42-16.58
5.36×58+5.36×42
32×250-36
32.29+12.16+67.71
9.52×4.5+9.52×5.5
7.45×104.45-7.45×4.45
74.89+32.78-54.89
44×25×31
51.97-11.23-18.77
5.18×99+5.18×1
40×25-66
18.89+10.77+81.11
9.63×8.2+9.63×1.8
4.31×1003.71-4.31×3.71
86.53+41.08-36.53
40×125×80
71.88-11.83-18.17
9.81×38+9.81×62
40×125-26
45.24+12.93+54.76
8.59×8.4+8.59×1.6
3.62×103.76-3.62×3.76
52.78+74.31-32.78
24×250×30
49.31-10.04-19.96
1.56×30+1.56×70
40×25-84
38.36+12.55+61.64
2.1×4.1+2.1×5.9
3.1×101.28-3.1×1.28
63.85+57.53-23.85
20×25×54
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