人教版四年级数学下册乘除法简便计算 259Word文档格式.docx
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人教版四年级数学下册乘除法简便计算 259Word文档格式.docx
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5014×
99+14
9200÷
55-55
61000÷
824×
13-13×
4
53×
5×
219×
89-89×
9
56×
25022×
20+22×
80
20×
2592×
99+92
1251001×
32-32
34×
10119×
78-78×
9957×
27+57×
73
51×
12579×
999+79
2000÷
25101×
58-58
86000÷
8108×
95-95×
89×
224×
98-98×
98×
25066×
52+66×
948
12×
25035×
99+35
56-56
26×
20329×
36-36×
15×
9918×
30+18×
970
18×
5084×
999+84
3500÷
47-47
16000÷
822×
38-38×
223×
3
59×
25093×
96+93×
904
25062×
99+62
32×
125101×
42-42
103106×
42-42×
6
9975×
85+75×
915
72×
2534×
99+34
2500÷
86-86
69000÷
838×
96×
2027×
24-24×
7
82×
25027×
5+27×
995
16×
2535×
48×
61-61
41×
301105×
37-37×
29957×
89+57×
11
12556×
999+56
8700÷
2511×
97-97
24000÷
8105×
51-51×
25×
2032×
76-76×
81×
2525×
75+25×
925
2585×
999+85
24×
34-34
45×
30139×
29934×
47+34×
2521×
999+21
7000÷
27-27
49000÷
8103×
49-49×
47×
2105×
62-62×
65×
25072×
2+72×
998
2562×
28-28
10337×
25-25×
29951×
62+51×
938
19×
2576×
999+76
1000÷
76-76
20000÷
8106×
222×
33-33×
52×
25037×
57+37×
943
40×
999+62
80×
36×
10216×
9917×
15+17×
85
2512×
999+12
1700÷
74000÷
75-75×
27×
2023×
52-52×
87×
2516×
29+16×
71
28×
2531×
999+31
64-64
42×
203105×
14-14×
19965×
16+65×
84
2547×
99+47
83-83
71000÷
815×
46×
21-21×
25018×
47+18×
53
2545×
999+45
31-31
30215×
71-71×
19933×
71+33×
29
75×
5093×
999+93
1300÷
26-26
11000÷
828×
57-57×
31×
2034×
41-41×
25042×
35+42×
65
25087×
99+87
21×
20217×
23×
9929×
48+29×
952
2588×
99+88
87-87
10000÷
817×
22-22×
58×
229×
87-87×
76×
25053×
30+53×
70
2571×
999+71
35-35
103105×
54-54×
19925×
10+25×
990
5055×
99+55
4200÷
835×
20028×
17-17×
25085×
90+85×
910
25077×
999+77
10315×
92-92×
9952×
83+52×
17
84×
2513×
99+13
7600÷
33000÷
823×
65-65×
20107×
25095×
77+95×
23
999+13
44-44
20216×
29943×
70+43×
930
69×
5077×
99+77
1600÷
89-89
826×
85×
20039×
71×
2537×
83+37×
917
25031×
43-43
10112×
77-77×
31+18×
969
12552×
999+52
19000÷
58-58×
20029×
69-69×
38+47×
962
25074×
99+74
10332×
35-35×
29923×
30+23×
25033×
999+33
6100÷
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