人教版四年级数学下册乘除法简便计算 239Word格式文档下载.docx
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- 上传时间:2023-01-07
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人教版四年级数学下册乘除法简便计算 239Word格式文档下载.docx
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64-64×
3
14×
29917×
52+17×
948
63×
5058×
999+58
4200÷
2511×
88-88
31000÷
819×
57-57×
9
65×
233×
97-97×
31×
25083×
83+83×
17
25051×
999+51
48×
1251001×
47-47
12×
203108×
28-28×
8
29946×
70+46×
30
7×
5092×
99+92
4700÷
251001×
55-55
42000÷
8109×
46-46×
93×
5×
2102×
53-53×
37×
2537×
8+37×
28×
25029×
99+29
96-96
32×
20313×
24-24×
9912×
32+12×
968
33×
25022×
999+22
5300÷
68-68
27000÷
823×
68-68×
39×
2034×
77-77×
2549×
87+49×
913
40×
25091×
999+91
125101×
24-24
301107×
14-14×
7
26×
9956×
4+56×
996
54×
25087×
999+87
9400÷
65-65
79000÷
822×
17-17×
86×
20037×
47-47×
71×
2533×
83+33×
917
25038×
99+38
16×
18-18
15×
10119×
29939×
8+39×
992
38×
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999+35
7700÷
64-64
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815×
61-61×
5
223×
15-15×
25071×
81+71×
919
20×
2526×
99+26
56×
24×
30134×
23-23×
19958×
13+58×
987
92×
25045×
99+45
61-61
65000÷
833×
2026×
73-73×
6
53×
25064×
98+64×
2527×
999+27
72×
81-81
11×
20228×
11-11×
19977×
24+77×
976
57×
12533×
999+33
8100÷
23-23
40000÷
825×
86-86×
21×
2022×
25085×
67+85×
933
2553×
999+53
14-14
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42-42×
25×
29977×
69+77×
931
97×
25056×
999+56
6600÷
48-48
94000÷
832×
56-56×
76×
2575×
9+75×
991
99+75
22-22
44×
201102×
45-45×
9987×
14+87×
86
18×
12537×
999+37
8900÷
80000÷
817×
61×
20104×
66-66×
2592×
16+92×
84
2535×
45-45
10114×
81-81×
29994×
79+94×
21
58×
25075×
999+75
2900÷
39-39
30000÷
818×
89-89×
99×
20038×
95-95×
82×
25092×
65+92×
935
99+83
67-67
10212×
54-54×
19982×
78+82×
922
9300÷
17-17
78000÷
72-72×
20035×
76-76×
25098×
70+98×
2597×
99+97
16-16
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9989×
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5048×
99+48
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84-84
23000÷
824×
92-92×
83×
91-91×
2579×
78+79×
2534×
999+34
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29-29×
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8+28×
25037×
99+37
3700÷
78-78
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2015×
33-33×
45×
25089×
84+89×
16
25024×
99+24
59-59
46×
30136×
19953×
49+53×
951
12597×
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54000÷
836×
79-79×
49×
200102×
82-82×
88×
66+24×
934
2543×
99+43
58-58
20222×
22×
19991×
47+91×
53
25021×
999+21
8700÷
38-38
7000÷
835×
35-35×
91×
2018×
68×
30+34×
70
2574×
999+74
80×
20128×
65-65×
23×
19932×
34+32×
966
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