人教版四年级数学下册乘除法简便计算 509Word文件下载.docx
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9
11×
9968×
71+68×
929
61×
12545×
999+45
9600÷
59-59
79000÷
8105×
74-74×
5
98×
2027×
92-92×
7
54×
2548×
59+48×
41
2537×
999+37
40×
1251001×
75-75
41×
30213×
57-57×
3
22×
9987×
53+87×
947
47×
5084×
99+84
3600÷
2511×
95-95
54000÷
823×
36-36×
49×
20026×
88-88×
6
2531×
22+31×
78
28×
2595×
99+95
64×
19-19
44×
10128×
18-18×
15×
19937×
2+37×
998
72×
2524×
99+24
600÷
26-26
7000÷
8102×
23-23×
2
224×
39-39×
62×
25094×
6+94×
994
12×
2582×
999+82
80×
30325×
69-69×
14×
19931×
7+31×
993
53×
12594×
99+94
700÷
251001×
35-35
50000÷
832×
16-16×
37×
50×
200102×
49-49×
56×
25045×
47+45×
953
2587×
999+87
48×
25×
10133×
76-76×
9974×
28+74×
72
35×
2554×
99+54
2300÷
93-93
56000÷
8108×
62-62×
29×
237×
14-14×
95×
2512×
74+12×
26
25072×
99+72
54-54
13×
10137×
19973×
4+73×
996
5071×
999+71
1200÷
41000÷
838×
38-38×
2035×
26-26×
36×
25038×
37+38×
963
2591×
99+91
85-85
101103×
11-11×
9947×
54+47×
46
45×
12558×
999+58
6800÷
51-51
61000÷
829×
31-31×
96×
2032×
58-58×
2594×
64+94×
36
24×
25082×
125101×
44-44
30123×
52-52×
21×
19982×
54+82×
9×
12584×
999+84
6100÷
42-42
81000÷
2013×
33-33×
25024×
58+24×
942
2538×
999+38
24-24
10225×
9923×
83+23×
17
5077×
99+77
7100÷
18-18
43000÷
836×
86×
35-35×
69×
25033×
10+33×
90
25044×
999+44
97-97
20314×
37-37×
9971×
5+71×
995
5085×
999+85
2000÷
76-76
22000÷
815×
27-27×
233×
98-98×
25071×
58+71×
25057×
999+57
83-83
203107×
83-83×
29931×
97+31×
25063×
99+63
8600÷
29-29
9000÷
47-47×
88×
20015×
79-79×
25048×
33+48×
67
25021×
99+21
67-67
20233×
94-94×
19933×
89+33×
11
75×
99+19
400÷
13-13
48000÷
8104×
29-29×
2033×
73×
2514×
2+14×
25085×
99+85
10117×
19-19×
19923×
40+23×
60
3300÷
98-98
93000÷
817×
87-87×
93×
20035×
77-77×
25086×
46+86×
54
2542×
999+42
26×
30129×
17-17×
9916×
8+16×
92
999+48
2200÷
17000÷
812×
48-48×
20022×
58×
25098×
29+98×
971
25049×
999+49
30232×
19938×
11+38×
89
38×
25035×
99+35
8200÷
16000÷
8106×
55-55×
46×
2539×
7+39×
93
20×
2549×
99+49
20212×
19974×
29+74×
71