人教版四年级数学下册乘除法简便计算 626Word下载.docx
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2
13×
29923×
29+23×
971
73×
5049×
99+49
400÷
251001×
21-21
72000÷
816×
64-64×
72×
20012×
82-82×
86×
25055×
97+55×
903
36×
2523×
99+23
1251001×
72-72
26×
10114×
91-91×
4
15×
9982×
8+82×
92
33×
25046×
99+46
1900÷
2511×
95-95
76000÷
814×
72-72×
16×
20022×
79-79×
67×
2588×
48+88×
52
20×
2592×
99+92
11-11
31×
30334×
36-36×
9946×
13+46×
87
88×
5077×
99+77
8600÷
67-67
67000÷
838×
63-63×
8
18×
20037×
51-51×
7
22×
2548×
97+48×
3
25049×
999+49
32×
20219×
31-31×
9
29931×
79+31×
921
24×
5086×
999+86
5100÷
85-85
62000÷
823×
56-56×
92×
212×
66×
25071×
77+71×
923
25051×
999+51
64×
88-88
201103×
57-57×
9922×
17+22×
983
46×
12551×
3200÷
38-38
18000÷
94-94×
49×
50×
2016×
73-73×
2524×
55+24×
45
2594×
99+94
48×
98-98
303102×
98-98×
25×
19922×
87+22×
13
99+51
4200÷
26-26
44000÷
8105×
76-76×
5
81×
20106×
97-97×
62×
2599×
94+99×
906
28×
999+23
59-59
34×
10215×
18-18×
14×
19921×
53+21×
47
29×
5044×
999+44
900÷
23-23
55000÷
815×
87×
200104×
81-81×
27×
2529×
48+29×
952
2578×
999+78
125101×
17-17
12×
101104×
9915×
79+15×
21
25031×
999+31
8400÷
94-94
79000÷
28-28×
57×
34-34×
2535×
84+35×
916
2537×
99+37
45×
10236×
62-62×
19983×
29+83×
5021×
999+21
5400÷
86-86
66000÷
74-74×
20017×
59-59×
59×
2518×
18+18×
82
2584×
999+84
44-44
30128×
29924×
90+24×
910
1×
12543×
99+43
6000÷
92000÷
29-29×
55×
234×
32-32×
25019×
86+19×
14
25016×
999+16
18-18
21×
30226×
11-11×
19949×
88+49×
12
79×
5033×
999+33
1100÷
31-31
4000÷
8106×
96-96×
95×
200103×
44-44×
2525×
71+25×
929
25026×
999+26
56-56
202108×
55-55×
19967×
26+67×
74
12522×
999+22
2200÷
32000÷
46-46×
69×
20036×
54×
53+25×
2545×
81-81
43×
102109×
19943×
62+43×
938
5093×
999+93
87-87
828×
20028×
65-65×
98×
25076×
10+76×
990
25014×
99+14
32-32
30136×
19932×
54+32×
946
93×
5083×
99+83
2600÷
55-55
24000÷
8108×
69-69×
214×
17×
9+71×
91
25069×
99+69
201102×
9968×
82+68×
918
5600÷
82-82
10000÷
817×
229×
2519×
32+19×
68
2532×
99+32
30135×
83-83×
29938×
43+38×
957