四年级数学上册简便计算20.docx
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四年级数学上册简便计算20
55.81-14-16
4.75×83+4.75×17
16×25-42
55.48+13.63+44.52
3.81×9.8+3.81×0.2
1.67×16.12-1.67×6.12
73.58+94.32-33.58
24×125×73
79.48-12.32-17.68
1.03×19+1.03×81
32×125-29
63.12+11.15+36.88
9.34×2.9+9.34×7.1
8.48×1006.85-8.48×6.85
99.99+90.45-89.99
20×1250×58
59.2-14.7-15.3
5.6×24+5.6×76
8×125-73
85.21+14.32+14.79
9.25×9.3+9.25×0.7
8.08×1002.09-8.08×2.09
90.5+51.34-70.5
48×250×34
76.02-13.29-16.71
9.42×89+9.42×11
16×125-85
33.9+10.75+66.1
1.68×9.8+1.68×0.2
4.3×18.86-4.3×8.86
71.22+48.11-61.22
20×25×70
93.09-13.21-16.79
8.17×69+8.17×31
48×125-74
32.56+13.4+67.44
4.79×5.3+4.79×4.7
5.12×18.5-5.12×8.5
64.32+78.31-24.32
12×250×72
47.48-10.04-19.96
8.83×97+8.83×3
48×25-92
37.9+12.17+62.1
6.21×8+6.21×2
8.24×1009.32-8.24×9.32
50.54+62.45-30.54
32×250×54
84.88-11.08-18.92
2.43×70+2.43×30
32×1250-37
49.91+10.1+50.09
6.66×3.7+6.66×6.3
4.52×1002.73-4.52×2.73
68.04+95.81-48.04
24×250×67
59.71-10.95-19.05
3.17×55+3.17×45
16×25-52
20.12+11.27+79.88
8.69×6.3+8.69×3.7
2.71×1003.55-2.71×3.55
59.76+34.16-49.76
12×125×84
67.74-13.82-16.18
7.31×40+7.31×60
32×125-23
82.19+14.08+17.81
9.98×1.3+9.98×8.7
8.83×105.16-8.83×5.16
57.9+43.49-7.9
44×25×43
49.33-13.44-16.56
7.14×83+7.14×17
88×250-71
41.63+13.02+58.37
7.78×2.6+7.78×7.4
4.58×1006.55-4.58×6.55
81.7+81.24-61.7
28×1250×29
92.31-11.73-18.27
5.8×60+5.8×40
72×1250-51
22.93+11.85+77.07
6.09×2.3+6.09×7.7
2.57×1002.5-2.57×2.5
71.99+43.7-21.99
16×25×24
71.83-12.3-17.7
4.05×79+4.05×21
64×25-45
71.79+11.34+28.21
7.62×5.7+7.62×4.3
7.63×15.18-7.63×5.18
53.63+95.9-43.63
8×125×22
88.33-11.16-18.84
5.2×30+5.2×70
80×125-26
69.44+11.47+30.56
8.41×2.1+8.41×7.9
5.82×13.1-5.82×3.1
73.63+31.37-63.63
24×25×71
61.58-12.07-17.93
4.57×27+4.57×73
56×250-82
33.9+11.82+66.1
5.44×2+5.44×8
5.19×17.83-5.19×7.83
59.1+27.6-49.1
4×1250×58
72.74-13.92-16.08
1.74×89+1.74×11
72×250-52
50.86+11.46+49.14
2.89×6.6+2.89×3.4
2.05×1005.73-2.05×5.73
95.78+46.5-75.78
24×250×88
58.5-14.57-15.43
6.03×85+6.03×15
24×250-48
90.1+12.36+9.9
3.85×1.1+3.85×8.9
3.44×103.57-3.44×3.57
97.81+63.18-47.81
32×1250×29
76.67-10.47-19.53
8.13×69+8.13×31
32×1250-99
63.16+11.13+36.84
5.83×5.1+5.83×4.9
5.89×104.54-5.89×4.54
79.01+55.1-29.01
16×25×81
49.56-14.26-15.74
4.8×28+4.8×72
88×1250-46
51.22+12.23+48.78
3.09×1.1+3.09×8.9
1.1×11.41-1.1×1.41
72.28+69.61-22.28
40×250×60
56.3-13.15-16.85
8.86×39+8.86×61
88×250-63
52.84+10.43+47.16
5.31×3.3+5.31×6.7
6.31×18.35-6.31×8.35
96.18+95.62-66.18
20×1250×12
46.27-14.65-15.35
4.53×3+4.53×97
56×250-65
85.52+14.19+14.48
8.91×9+8.91×1
2.44×104.31-2.44×4.31
84.79+95.54-74.79
16×250×11
66.73-13.21-16.79
9.72×93+9.72×7
80×25-86
82.42+11.44+17.58
8.1×5.2+8.1×4.8
3.23×104.01-3.23×4.01
94.87+47.94-84.87
48×1250×28
86.54-11.33-18.67
1.56×1+1.56×99
56×25-87
33.66+10.24+66.34
6.91×9.5+6.91×0.5
7.46×1003.68-7.46×3.68
90.84+62.96-60.84
20×1250×58
50.83-11.73-18.27
1.9×29+1.9×71
56×125-80
13.83+14+86.17
1.74×8.6+1.74×1.4
5.81×18.93-5.81×8.93
95.66+33.86-75.66
36×1250×27
83.3-14.38-15.62
1.16×23+1.16×77
72×25-34
83.45+11.08+16.55
6.55×7.9+6.55×2.1
1.57×103.7-1.57×3.7
99.23+12.75-79.23
32×1250×60
68.88-13.83-16.17
1.04×19+1.04×81
96×1250-20
93.54+11.87+6.46
8.03×5.6+8.03×4.4
6.75×1004.53-6.75×4.53
62.69+67.66-52.69
4×25×44
98.8-10.23-19.77
6.3×30+6.3×70
64×250-23
88.21+13.26+11.79
3.44×4.5+3.44×5.5
9.72×1003.13-9.72×3.13
61.23+30.16-51.23
44×250×38
81.78-11.92-18.08
4.71×24+4.71×76
64×125-89
35.5+11.28+64.5
7.54×8.6+7.54×1.4
5.24×104.78-5.24×4.78
53.46+40-33.46
44×250×68
45.33-10.06-19.94
7.22×34+7.22×66
32×125-91
98.14+14.44+1.86
9.04×3.1+9.04×6.9
4.72×1004.74-4.72×4.74
60.93+50.56-50.93
24×1250×33
41.71-12.94-17.06
6.44×48+6.44×52
80×25-32
23.99+14.67+76.01
9.14×0.1+9.14×9.9
6.87×1005.86-6.87×5.86
53.83+12.91-23.83
48×125×57
40.09-13.95-16.05
3.51×36+3.51×64
80×1250-68
94.6+13.04+5.4
6.14×1.9+6.14×8.1
1.26×1002.43-1.26×2.43
55.44+20.29-15.44
16×250×90