四年级数学上册简便计算369.docx
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四年级数学上册简便计算369.docx
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四年级数学上册简便计算369
51.39-14.63-15.37
1.05×42+1.05×58
8×1250-75
45.18+12.94+54.82
9.2×7.3+9.2×2.7
9.33×1007.36-9.33×7.36
77.51+58.18-47.51
40×125×64
85.98-10.55-19.45
5.21×21+5.21×79
48×125-92
37.59+14.72+62.41
7.78×1.1+7.78×8.9
6.58×15.26-6.58×5.26
80.63+84.35-30.63
44×1250×43
62.76-14.57-15.43
1.86×81+1.86×19
24×250-41
86.94+14.59+13.06
6.91×4.8+6.91×5.2
8.55×18.64-8.55×8.64
67.32+21.84-17.32
40×125×37
46.21-14.75-15.25
1.97×47+1.97×53
8×1250-18
28.18+13.21+71.82
9.37×0.3+9.37×9.7
7.59×18.49-7.59×8.49
65.21+98.5-55.21
16×250×43
89.63-14.17-15.83
6.68×97+6.68×3
8×250-48
18.74+11.27+81.26
9.21×6.1+9.21×3.9
8.86×101.02-8.86×1.02
81.16+51.06-51.16
4×250×16
50.22-14.59-15.41
1.5×77+1.5×23
64×250-29
46.47+15+53.53
9.8×9+9.8×1
7.09×1008.87-7.09×8.87
68.39+97.74-48.39
36×1250×82
57.91-13.23-16.77
3.72×37+3.72×63
96×1250-99
66.89+10.71+33.11
1.08×6.5+1.08×3.5
3.52×104.04-3.52×4.04
81.94+30.7-51.94
40×250×21
75.45-11.93-18.07
4.48×55+4.48×45
24×125-47
61.29+14.67+38.71
3.82×0.2+3.82×9.8
9.83×101.53-9.83×1.53
78.16+55.4-48.16
12×250×31
48.62-13.5-16.5
4.84×86+4.84×14
16×25-63
13.88+11.33+86.12
3.35×7.3+3.35×2.7
9.92×13.48-9.92×3.48
97.4+41.24-77.4
8×125×62
53.98-10.02-19.98
1.15×32+1.15×68
48×25-86
97.53+12.64+2.47
2.37×9.3+2.37×0.7
4.8×104.83-4.8×4.83
51.84+75.48-11.84
4×250×93
68.3-10.94-19.06
3.12×1+3.12×99
56×250-52
83.85+11.35+16.15
5.95×5.9+5.95×4.1
6.93×1004.68-6.93×4.68
80.77+17.47-50.77
40×1250×62
52.72-11.4-18.6
9.62×97+9.62×3
40×1250-93
80.29+14.57+19.71
8.77×5.4+8.77×4.6
8.22×19.56-8.22×9.56
85.49+65.23-55.49
44×25×56
87.66-14.87-15.13
1.55×99+1.55×1
72×25-87
56.37+12.47+43.63
1.78×5.3+1.78×4.7
6.42×14.18-6.42×4.18
52.15+19.14-32.15
24×1250×15
95.76-13.59-16.41
9.17×5+9.17×95
72×125-59
98.48+12.21+1.52
1.01×8.7+1.01×1.3
7.87×11.81-7.87×1.81
93.29+21.29-73.29
4×125×74
80.54-12.57-17.43
6.81×66+6.81×34
72×250-69
73.03+12.38+26.97
1.86×7.9+1.86×2.1
5.68×11.43-5.68×1.43
74.31+91.09-24.31
16×25×80
47.37-14.72-15.28
6.54×40+6.54×60
80×1250-15
65.54+14+34.46
9.71×8.7+9.71×1.3
3.33×103.11-3.33×3.11
98.94+25.71-58.94
48×125×12
54.46-12.62-17.38
5.23×97+5.23×3
40×25-59
49.46+12.22+50.54
3.26×6.1+3.26×3.9
4.48×16.27-4.48×6.27
88.34+67.98-58.34
4×25×84
42.07-14.05-15.95
6.86×29+6.86×71
16×1250-76
68.12+14.65+31.88
5.48×5.2+5.48×4.8
2.62×17.4-2.62×7.4
91.48+84.96-41.48
8×250×52
55.42-12.42-17.58
5.63×25+5.63×75
72×25-18
18.83+11.02+81.17
5.57×3.9+5.57×6.1
6.83×109.82-6.83×9.82
75.16+42.51-45.16
24×25×27
44.52-11.36-18.64
6.15×81+6.15×19
32×25-85
34.93+12.23+65.07
1.08×9+1.08×1
5.22×109.84-5.22×9.84
65.61+67.49-35.61
36×25×47
93.22-10.7-19.3
9.12×50+9.12×50
72×125-12
76.07+10.75+23.93
7.32×2.7+7.32×7.3
5.19×12.55-5.19×2.55
60.48+46.54-40.48
16×1250×13
67.44-14.79-15.21
9.54×26+9.54×74
88×125-56
44.24+12.12+55.76
7.79×8.8+7.79×1.2
9.61×1007.85-9.61×7.85
68.78+25.67-58.78
12×1250×99
44.75-10.94-19.06
1.94×78+1.94×22
32×250-24
56.15+13.12+43.85
7.71×1.1+7.71×8.9
6.11×1006.22-6.11×6.22
98.22+95.94-68.22
12×25×91
60.74-14.46-15.54
2.37×96+2.37×4
72×125-48
71.67+14.1+28.33
6.49×6.1+6.49×3.9
9.23×106.67-9.23×6.67
82.59+85.25-42.59
4×250×32
57.71-13.12-16.88
7.72×53+7.72×47
96×125-68
69.9+13.5+30.1
9.15×9.3+9.15×0.7
8.63×11.94-8.63×1.94
60.58+51.04-10.58
28×1250×55
61.11-11.71-18.29
3.21×49+3.21×51
80×25-31
99.94+11.83+0.06
9.69×5.1+9.69×4.9
6.39×1005.44-6.39×5.44
84.54+64.51-64.54
20×1250×43
67.18-10.25-19.75
4.05×18+4.05×82
16×125-32
13.04+12.02+86.96
3.47×9.6+3.47×0.4
8.46×104.05-8.46×4.05
76.44+54.93-46.44
4×25×50
61.38-11.58-18.42
1.5×41+1.5×59
32×1250-69
83.44+11.63+16.56
1.97×7.5+1.97×2.5
4.28×18.02-4.28×8.02
89.57+10.59-39.57
16×125×89
68.58-11.95-18.05
1.65×99+1.65×1
64×125-66
91.36+12.28+8.64
7.7×6.2+7.7×3.8
6.44×18.03-6.44×8.03
51.11+47.16-21.11
28×125×20
54.05-12.54-17.46
2.74×96+2.74×4
48×25-28
92.76+14.88+7.24
8.7×5+8.7×5
4.4×17.65-4.4×7.65
91.73+37.24-41.73
40×25×54
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