人教版四年级数学下册乘除法简便计算 433文档格式.docx
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4
71×
2539×
89+39×
911
28×
25069×
999+69
48×
1251001×
79-79
35×
20317×
7
9963×
26+63×
974
9×
5017×
999+17
3800÷
41-41
90000÷
8108×
36-36×
8
84×
5×
237×
67-67×
64×
2586×
58+86×
942
20×
25099×
999+99
24×
97-97
10233×
3
21×
29983×
76+83×
924
88×
25095×
999+95
200÷
251001×
84-84
66000÷
8106×
6
2034×
58-58×
75×
2569×
51+69×
49
99+69
12511×
36-36
22×
101104×
97-97×
15×
9985×
70+85×
930
47×
2584×
99+84
7900÷
26-26
80000÷
823×
49-49×
66×
226×
68-68×
89×
2527×
69+27×
31
25033×
99+33
16×
74-74
33×
201102×
52-52×
9922×
6+22×
994
3×
5038×
999+38
4200÷
2511×
27-27
51000÷
825×
22-22×
5
234×
17-17×
82×
25079×
53+79×
47
2571×
999+71
55-55
14×
10212×
69-69×
13×
29951×
25+51×
975
97×
5068×
999+68
2100÷
92-92
55000÷
816×
52×
2017×
92-92×
38×
25017×
65+17×
935
2518×
999+18
89-89
42×
202109×
71-71×
9951×
2+51×
998
5053×
999+53
1100÷
11-11
4000÷
23-23×
2016×
51×
25042×
24+42×
976
25031×
999+31
32×
301105×
75-75×
29918×
55+18×
45
95×
2581×
99+81
7500÷
34-34
60000÷
15-15×
2019×
34-34×
19×
25077×
78+77×
922
25059×
99+59
53-53
30317×
42-42×
26×
9998×
84+98×
16
49×
12517×
53000÷
834×
24-24×
29×
37-37×
73×
25013×
13+13×
87
25085×
999+85
59-59
30139×
38-38×
29926×
84+26×
5058×
99+58
1600÷
85-85
76000÷
813×
89-89×
200106×
21-21×
44×
25071×
97+71×
903
2574×
999+74
58-58
20316×
9924×
83+24×
17
39×
25072×
99+72
7400÷
22000÷
837×
53×
20028×
44-44×
2543×
86+43×
914
25037×
999+37
75-75
30114×
18-18×
29965×
80+65×
20
37×
25052×
99+52
7000÷
21-21
44000÷
817×
62×
2039×
43-43×
87+85×
913
2561×
999+61
72×
46×
30319×
85-85×
29957×
98+57×
902
68×
2587×
99+87
600÷
94-94
36000÷
819×
55-55×
2032×
88-88×
43×
18+71×
82
2562×
999+62
56×
12-12
30315×
9987×
92+87×
908
83×
999+11
3400÷
12000÷
8105×
19-19×
63×
217×
2564×
71+64×
29
2523×
999+23
36×
30233×
54-54×
9981×
15+81×
76×
25092×
99+92
8600÷
88-88
74000÷
829×
92×
20015×
61-61×
74×
25056×
50+56×
950
25076×
99+76
30236×
57-57×
9978×
66+78×
34
55×
5097×
999+97
4300÷
69-69
84000÷
2024×
65×
88+18×
12