四年级数学下册简便计算专项练习题73文档格式.docx
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(8+8)
64+64×
49
401×
58×
40+42×
40
55×
(4+4)
154×
1001-154
34+99×
34
125
85×
142-42×
85
77+77×
29
57-57
98×
23+2×
23
39×
311×
11-311
19+9×
19
24×
52×
196-96×
52
(8+10)
48+48×
79
701×
32-32
90×
34+10×
81×
999
(12+4)
568×
11-568
62+999×
62
64×
21×
116-16×
21
(8+2)
36+36×
39
301×
34-34
42×
23+58×
(32+4)
262×
1001-262
97+999×
97
56×
89×
187-87×
89
90+90×
201×
79-79
20×
17+80×
17
80×
191×
11-191
76+999×
76
40×
159-59×
64
69
31-31
57×
76+43×
14×
1001
271×
11-271
86+99×
92×
118-18×
92
49+49×
93-93
46×
39+54×
47×
132×
1001-132
38+999×
38
72×
63×
120-20×
63
57+57×
24-24
83×
31+17×
31
74×
(40+4)
149×
11-149
48+99×
48
27×
115-15×
27
31+31×
101×
73-73
51×
51+49×
51
76×
101
(20+4)
536×
101-536
98+9×
98
8×
36×
186-86×
36
58+58×
901×
46-46
4×
61+96×
61
93×
275×
1001-275
63+99×
161-61×
88+88×
501×
48-48
59×
75+41×
75
(16+4)
348×
11-348
59+99×
77×
77
(8+6)
54+54×
45-45
74+26×
74
327×
1001-327
25+999×
31×
174-74×
53+53×
12-12
30×
90+70×
90
538×
1001-538
27+99×
79×
99+99×
9
61×
33+39×
33
(8+4)
430×
1001-430
62+9×
33×
111-11×
61+61×
35+54×
35
62×
238×
101-238
18+999×
18
48×
37×
119-19×
37
16+16×
42-42
67+44×
67
586×
1001-586
91+999×
91
16×
41+41×
601×
22-22
88+15×
88
549×
1001-549
33+99×
82×
190-90×
82
28+28×
91-91
69×
34+31×
(36+4)
482×
11-482
22+999×
22
45×
172-72×
45
87+87×
80-80
40+2×
86×
399×
101-399
59+999×