六年级数学上册分数乘法及简便计算96Word格式文档下载.docx
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__×
__=__
89
59
(10+—)×
—=__×
__+__×
__=__
610
117111
—+—×
(__+__)=
108108
二、用简便方法计算下面各题。
1118131
17×
8887843
111414141996
——-—×
——×
4151545657887
1791946
—+1—-—×
—1×
71184857
6313111
(8×
—)—×
4×
5254255
43
11×
—=11×
34
917
(18+—)×
1018
1611
127127
6567161
—-—×
5×
20×
5656576
211029197771
——+—×
3111138388888
1761611
—+6—-—×
—4+—×
71353558
2317111
—+—+——×
(8-—)—×
9+—
3466287
29×
—=29×
81
(16-—)×
__-__×
916
1211
9393
6161141
6×
5857634
13116167991
74477478888
7811111
—+2—-—×
—6-—×
81188843
8381171
(2-—)—×
9×
7472785
67
24×
—=24×
76
61
(12-—)×
712
8281
7373
1113165
7×
12×
6562776
11219191112
33338883553
5611111
—+8—-—×
—2+—×
61757538
1515111
(5×
5+—
8464763
78
—=7×
87
1325
(26+—)×
1426
101102
1111761
18×
5557656
114115151114
6151564545665
1411111
—5-—×
41788838
1132113
(6+—)—×
2243884
15×
—=15×
713
(14+—)×
814
7172
8383
1111441
4847534
19111111115
3101038886446
4561611
51977783
1113111
(3×
7572434
45
2×
—=2×
54
101
(20-—)×
1120
141142
153153
1213641
6364534
413144142771
3141435653663
7661611
—4×
6773774
1111131
7+—
2763227
16×
—=16×
101106
9797
7771161
8884656
110117174661
3111138385555
1784813
7675784
1219111
—+——×
(5+—)—×
2328473
22×
—=22×
1529
(30-—)×
1630
1113
4444
6165181
3×
5856378
11711511997
38833638888
5411111
—+9—-—×
—6+—×
41965674
3211116
(6×
6+—
4334485
—=4×