四年级数学上册简便计算57文档格式.docx
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四年级数学上册简便计算57文档格式.docx
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2.4+8.04×
7.6
9.32×
16.05-9.32×
6.05
98.92+40.28-48.92
250×
50
45.21-13.66-16.34
2.58×
92+2.58×
8
56×
1250-75
62.31+11.33+37.69
3.12×
2+3.12×
1005.96-8.04×
5.96
58.59+90.72-28.59
44×
25×
40
86.71-11.33-18.67
7.07×
80+7.07×
20
8×
25-79
65.85+13.77+34.15
6.51×
3.7+6.51×
6.3
3.43×
19.49-3.43×
9.49
58.46+53.41-8.46
84
75.42-10.48-19.52
3.53×
90+3.53×
10
125-89
62.74+14.65+37.26
6.12×
0.6+6.12×
9.4
3.03×
106.92-3.03×
6.92
96.53+99.74-56.53
12×
74
40.5-14.32-15.68
8.22×
89+8.22×
25-68
15.35+13.97+84.65
8.82×
1.1+8.82×
8.9
9.62×
13.22-9.62×
3.22
57.97+25.4-47.97
89
97.67-13.94-16.06
2.27×
5+2.27×
95
125-32
35.04+13.42+64.96
2.52×
8.5+2.52×
1.5
2.32×
1006.5-2.32×
6.5
59.54+40.6-9.54
48×
1250×
99
51.29-10.34-19.66
8.71×
14+8.71×
86
250-75
19.21+13.45+80.79
1.06×
3.6+1.06×
6.4
9.68×
109.78-9.68×
9.78
54.55+58.78-24.55
94
40.94-13.99-16.01
2.01×
74+2.01×
26
1250-79
31.65+12.33+68.35
1.22×
5.6+1.22×
4.4
8.53×
106.81-8.53×
6.81
99.39+95.82-59.39
69
86.42-10.82-19.18
2.68×
57+2.68×
43
1250-37
68.39+12.81+31.61
9.94×
8.1+9.94×
1.9
4.25×
104.61-4.25×
4.61
89.73+10.14-69.73
24×
13
63.16-10.46-19.54
7.57×
59+7.57×
41
96×
250-73
15.75+12.38+84.25
1.77×
9.7+1.77×
0.3
1.81×
1005.47-1.81×
5.47
78.33+70.75-58.33
27
59.89-11.75-18.25
7.11×
1+7.11×
1250-93
14.29+12.47+85.71
8.69×
2.2+8.69×
7.8
103.66-1.06×
3.66
77.46+38.44-67.46
36×
17
83.99-11.48-18.52
4.96×
22+4.96×
78
250-72
98.88+14.15+1.12
8.93×
8.8+8.93×
1.2
2.75×
102.56-2.75×
2.56
81.54+34.08-51.54
82
74.65-14.39-15.61
7.19×
87+7.19×
38.84+14.91+61.16
6.09×
3.7+6.09×
2.8×
11.11-2.8×
1.11
85.21+51.22-55.21
28×
16
83.6-11.3-18.7
3.3×
5+3.3×
1250-36
95.45+12.56+4.55
6.07×
0.3+6.07×
9.7
6.06×
1006.45-6.06×
6.45
59.01+67.29-39.01
52.54-11.93-18.07
4.8×
89+4.8×
1250-43
67.83+14.53+32.17
8.73×
4.2+8.73×
5.8
6.31×
102.7-6.31×
2.7
93.32+38.61-43.32
62
49.17-13.64-16.36
6.38×
21+6.38×
79
25-21
80.47+12.98+19.53
1.6×
3.6+1.6×
8.56×
17.7-8.56×
7.7
55.75+50.63-45.75
48
92.42-10.35-19.65
3.02×
4+3.02×
96
125-88
57.79+10.94+42.21
3.25×
5.5+3.25×
4.5
5.54×
1005.83-5.54×
5.83
70.58+62.53-20.58
4×
68
52.84-13.87-16.13
5.4×
42+5.4×
58
1250-96
35.39+12.62+64.61
8.67×
5.5+8.67×
6.83×
102.4-6.83×
2.4
51.4+75.07-31.4
85.51-14.92-15.08
7.23×
88+7.23×
12
1250-27
13.65+10.09+86.35
5.36×
8+5.36×
2
2.96×
107.59-2.96×
7.59
99.51+62.29-79.51
22
66.85-11.42-18.58
9.83×
17+9.83×
83
125-30
10.58+12.13+89.42
7.15×
3.8+7.15×
8.17×
17.41-8.17×
7.41
74.71+99.61-64.71
56
43.08-14.91-15.09
2.24×
45+2.24×
55
1250-77
20.86+13.98+79.14
9.05×
3.8+9.05×
9.52×
1001.37-9.52×
1.37
59.07+90.07-29.07
35
82.41-14.05-15.95
2.74×
39+2.74×
61
88×
1250-21
61.63+13.13+38.37
0.5+3.3×
9.5
3.4×
108.4-3.4×
8.4
51.31+24.28-41.31
37
85.55-12.22-17.78
8.1×
26+8.1×
72×
125-51
56.81+13.28+43.19
2.98×
3.1+2.98×
6.9
1.12×
105.6-1.12×
5.6
96.97+39.7-46.97
38
49.69-11.48-18.52
5.26×
70+5.26×
30
98.82+13.52+1.18
9.07×
4.2+9.07×
5.07×
1007.66-5.07×
7.66
50.84+78.04-10.84
77
96.64-11.62-18.38
6.23×
93+6.23×
7
1250-97
32.07+12.86+67.93
5.18×
2.1+5.18×
7.9
9.14×
105.7-9.14×
5.7
67.87+54.43-17.87
45.08-14.89-15.11
8.42×
89+8.42×
250-71
95.63+10.16+4.37
7.43×
0.9+7.43×
9.1
6.1×
102.08-6.1×
2.08
54.29+23.12-44.29
98
59.05-13.97-16.03
9.24×
10+9.24×
90
125-42
94.05+10.32+5.95
4.61×
9.7+4.61×
6.74×
1005.88-6.74×
5.88
89.99+56.02-39.99
34
43.4-13.38-16.62
8.48×
76+8.48×
24
125-22
10.53+11.22+89.47
7.09×
4.2+7.09×
2.69×
1001.72-2.69×
1.72
97.76+37.63-57.76
20×
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