六年级下册数学递等式计算Word文件下载.docx
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六年级下册数学递等式计算Word文件下载.docx
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125÷
8
=1600÷
(125x8)
1000
=1.6
25x8
=25x4x2
=100x2
=200
102x99
=102x(100-1)
=102x100-102x1
=10200-102
=10098
382x101-382
=382x101-382x1
=382x(101-1)
=382x100
=38200
35x8-4x35
=35x(8-4)
=35x4
=140
136x101-136
=136x101-136x1
=136x(101-1)
=136x100
=13600
4600/25/4
=4600/(25x4)
=4600/100
=46
25x15x4
=25x4x15
=100x15
=1500
99x126
=126x(100-1)
=126x100-126x1
=12600-126
=12474
120÷
(3分之1-4分之1)
=120÷
(12分之4-12分之3)
12分之1
=120×
12
=1440
10.1×
89-8.9
=101x8.9-8.9x1
=8.9x(101-1)
=8.9x100
=890
9.07-22.78÷
3.4
=9.07-6.7
=9.07-(7-0.3)
=9.07-7+0.3
=2.07+0.3
=2.37
5+7×
(8+12)÷
(4-2)
=5+7×
20÷
2
=5+70
=75
16x4+16x6x16
=16x4+96x16
=16x(4+96)
=16x100
=1600
7/25×
4/9+7/25×
5/9
=7/25×
(4/9+5/9)
1
=7/25
60×
(1/12+1/15+1/4)
=60×
1/12+60×
1/15+60×
1/4
=5+4+15
=24
(5/12-3/8)×
72
=5/12×
72-3/8×
72
=30-27
=3
6/7-5/24÷
7/12
=6/7-5/24×
12/7
=12/14-5/14
=7/14
=1/2
[3/4×
(7/16-1/4)]÷
9/13
=3/4×
(7/16-4/16)×
13/9
=1/4×
3/16×
13/3
=13/64
2/3-7/8+1/3
=(2/3+1/3)-7/8
=1-7/8
=1/8
5/6-(3/7-1/6)
=(5/6+1/6)-3/7
=1-3/7
=4/7
1-1/3-2/3
=1-(1/3+2/3)
=1-1
=0
1+3/5-1/10
=1+6/10-1/10
=1+1/2
=1又1/2
3/8-12/13+5/8
=3/8+5/8-12/13
=1-12/13
=1/13
1-(1/2-3/4)
=1+3/4-2/4
=1+1/4
=5/4
1-1/2-1/4
=1/2-1/4
=2/4-1/4
=1/4
2/7-8/9+5/7
=(2/7+5/7)-8/9
=1-8/9
=1/9
2-1/4-3/4
=2-(1/4+3/4)
=2-1
=1
1/2-(3/8-1/2)
=1/2+1/2-3/4
=1-3/8
=5/8
2.64×
1.7-2.64×
0.7
=2.64×
(1.7-0.7)
=2.64
31.5×
1.07-3.15×
=3.15×
10.7-3.15×
(10.7-0.7)
10
=31.5
2.7×
5.7-2.7+5.3×
2.7
=2.7×
(5.7-1+5.3)
=27
0.625÷
0.125×
0.8
=(0.625×
0.8)×
8÷
(0.125×
8)
=0.5×
=4
18.6×
6.1+3.9×
18.6
=18.6×
(6.1+3.9)
=186
0.92x15+0.08x15
=(0.92+0.08)×
15
=1×
=15
0.72×
1.25×
2.5
=0.9×
(0.8×
1.25)×
1×
=2.25
400.6x7-2003x0.4
=200.3x14-200.3x4
=200.3×
(14-4)
=2003
300÷
8
=300÷
(125×
8)
1000
=0.3
396-96-172-28
=(396-96)-(172+28)
=300-200
=100
125x24
=125x8x3
=1000x3
26x15
=(20+6)x15
=20x15+6x15
=300+90
=390
25x99x4
=25x4x99
=100x99
=9900
250x32
=250x4x8
=1000x8
=8000
(98+98+98+98)x25
=4x98x25
=4x25x98
=100x98
=9800
3/4÷
5/8×
3/10
8/5×
3/10
=9/5×
1/5
=9/25
(8+10)
=1.25×
8+1.25×
=10+12.5
=22.5
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
1/2-(4/5-1/2)
=1/2+1/2-4/5
=1-4/5
=1/5
4800÷
=4800÷
=48
2/5-(3/8-3/5)
=2/5+3/5-3/8
3/4-(3/7-1/4)
=3/4+1/4-3/7
3.2x0.125x2.5
=0.125x8x(0.4x2.5)
=1x1
0.4×
125×
25×
=(0.4×
25)×
0.8)
=10×
=1000
9123-(123+8.8)
=9123-123-8.8
=9000-8.8
=8991.2
1.24×
8.3+8.3×
1.76
=8.3×
(1.24+1.76)
=24.9
9999×
1001
=9999×
(1000+1)
1000+9999×
=10008999
14.8×
6.3-6.3×
6.5+8.3×
3.7
=(14.8-6.5)×
6.3+8.3×
(6.3+3.7)
=83
933-157-43
=933-(157+43)
=933-200
=733
4821-998
=4821-1000+2
=3823
32×
25
=4×
8×
=(4×
(8×
125)
=100×
=100000
1.8+18÷
1.5-0.5×
0.3
=1.8+12-0.15
=13.8-0.15
=13.65
6.5×
8+3.5×
8-47
=52+28-47
=80-47
=33
3.7x2.56-2.3
=9.472-2.3
=7.172
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