人教版四年级数学下册乘除法简便计算 172Word格式.docx
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25049×
24+49×
76
28×
25075×
999+75
64×
1251001×
59-59
44×
30315×
18-18×
5
12×
29975×
29+75×
971
79×
12572×
99+72
9400÷
251001×
11-11
50000÷
16-16×
84×
50×
2013×
74-74×
38×
2594×
59+94×
941
32×
25079×
999+79
125101×
37-37
46×
10317×
54-54×
7
22×
9949×
85+49×
15
78×
12523×
999+23
200÷
89-89
31000÷
825×
11-11×
2107×
41-41×
15×
4×
25089×
12+89×
88
2552×
99+52
28-28
30338×
84-84×
8
25×
29932×
57+32×
43
2578×
999+78
6000÷
54-54
15000÷
818×
39-39×
43×
2032×
58-58×
2
2535×
38+35×
962
36×
25087×
99+87
40×
87-87
20332×
61-61×
9925×
79+25×
21
5074×
99+74
1500÷
57-57
69000÷
836×
66-66×
6
77×
20024×
65-65×
4
25012×
85+12×
20×
25022×
99+22
17-17
23×
10125×
72-72×
19913×
7+13×
93
5031×
999+31
3200÷
2511×
13000÷
8106×
62-62×
94×
2015×
18×
25046×
45+46×
55
25021×
99+21
72×
18-18
101106×
49-49×
13×
19916×
40+16×
960
57×
5091×
99+91
9100÷
46-46
77000÷
815×
23-23×
83×
20023×
13-13×
97×
2586×
87+86×
913
25098×
999+98
15-15
30123×
82-82×
21×
9943×
24+43×
976
63×
12588×
99+88
2700÷
97-97
23000÷
8102×
17-17×
227×
67-67×
67×
2528×
7+28×
2577×
999+77
35×
20135×
87-87×
9935×
16+35×
984
41×
5095×
999+95
1200÷
63-63
827×
20014×
46-46×
25023×
20+23×
80
2548×
999+48
35-35
19-19×
9973×
39+73×
961
47×
25015×
999+15
3900÷
60000÷
824×
96×
25085×
67+85×
33
25064×
99+64
45×
10216×
9922×
62+22×
938
39×
5027×
999+27
900÷
42-42
43000÷
8107×
91-91×
27×
20019×
77-77×
98×
2549×
66+49×
934
25071×
99+71
66-66
102107×
79-79×
9927×
86+27×
25035×
999+35
6400÷
16-16
73000÷
832×
224×
25+49×
75
2516×
999+16
10215×
95-95×
26×
19956×
4+56×
96
5042×
99+42
3300÷
49-49
14000÷
833×
73-73×
2039×
83-83×
25038×
83+38×
917
25055×
99+55
32-32
20238×
76-76×
19977×
72+77×
28
93×
2525×
999+25
1300÷
82-82
71000÷
817×
15-15×
69×
2035×
25011×
55+11×
945
2556×
999+56
65-65
103108×
29-29×
29976×
31+76×
69
2513×
999+13
6900÷
31-31
76000÷
38-38×
200109×
92-92×
65×
25095×
87+95×
2545×
999+45
101108×
9955×
3+55×
997
53×
12594×
999+94
4100÷
93-93
56000÷
814×
37×
20022×
36-36×
74×
2593×
96+93×
904