六年级不简便脱式计算题300道.docx
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六年级不简便脱式计算题300道
六年级不简便脱式计算题
1/6x3/8-3/8÷6
=1/6x3/8-3/8x1/6
=1/6x（3/8-3/8）
=1/6x0
=0
4/7×5/9+3/7×5/9
=（4/7+3/7）x5/9
=1x5/9
=5/9
5/2-（3/2+4/5）
=5/2-3/2-4/5
=1-4/5
=1/5
6×（1/2+2/3）
=6x1/2+6x2/3
=3+4
=7
8×4/5+8×11/5
=8x（4/5+11/5）
=8x3
=24
31×5/6–5/6
=（31-1）x5/6
=30x5/6
=25
4/5×25/16+2/3×3/4
=5/4+1/2
=5/4+2/4
=7/4
101×1/5–1/5×21
=（101-21）x1/5
=80x1/5
=16
4800÷25÷4
=4800÷（25x4）
=4800÷100
=4800÷100
=48
0.92x15+0.08x15
=（0.92+0.08）×15
=1×15
=15
0.72×1.25×2.5
=0.9×（0.8×1.25）×2.5
=0.9×1×2.5
=2.25
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
7×25/26
=7x（1-1/26）
=7x1-7x1/26
=7-7/26
=6又19/26
18又9/10×1/9
=（18+9/10）x1/9
=18x1/9+9/10x1/9
=2+1/10
=2又1/10
21又1/19×1/20
=（20+20/19）x1/20
=20x1/20+20/19x1/20
=1+1/19
=1又1/19
（25+2又5/21）×21/26
=（26+26/21）x21/26
=26x21/26+26/21x21/26
=21+1
=22
6/11×3/7+4/11×6/7
=6/11x3/7+6/11x4/7
=6/11x（3/7+4/7）
=6/11x1
=6/11
2.64×1.7-2.64×0.7
=2.64×（1.7-0.7）
=2.64×1
=2.64
31.5×1.07-3.15×0.7
=3.15×10.7-3.15×0.7
=3.15×（10.7-0.7）
=3.15×10
=31.5
2.7×5.7-2.7+5.3×2.7
=2.7×（5.7-1+5.3）
=2.7×10
=27
0.625÷0.125×0.8
=（0.625×0.8）×8÷（0.125×8）
=0.5×8÷1
=4
18.6×6.1+3.9×18.6
=18.6×（6.1+3.9）
=18.6×10
=186
52.5x2.9+5.45
=5.25x29+5.25+0.2
=5.25×（29+1）+0.2
=5.25×30+0.2
=157.5+0.3
=157.7
0.92x15+0.08x15
=（0.92+0.08）×15
=1×15
=15
0.72×1.25×2.5
=0.9×（0.8×1.25）×2.5
=0.9×1×2.5
=2.25
400.6x7-2003x0.4
=200.3x14-200.3x4
=200.3×（14-4）
=200.3×10
=2003
300÷125÷8
=300÷（125×8）
=300÷1000
=0.3
396-96-172-28
=（396-96）-（172+28）
=300-200
=100
125x24
=125x8x3
=1000x3
=3000
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
=3/4×8/5×3/10
=9/5×1/5
=9/25
1.25×（8+10）
=1.25×8+1.25×10
=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
2/5-（3/8-3/5）
=2/5+3/5-3/8
=1-3/8
=5/8
3/4-（3/7-1/4）
=3/4+1/4-3/7
=1-3/7
=4/7
3.2x0.125x2.5
=0.125x8x（0.4x2.5）
=1x1
=1
0.4×125×25×0.8
=（0.4×25）×（125×0.8）
=10×100
=1000
1.25×（8+10）
=1.25×8+1.25×10
=10+12.5
=22.5
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）
=8.3×3
=24.9
9999×1001
=9999×（1000+1）
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5+8.3×3.7
=（14.8-6.5）×6.3+8.3×3.7
=8.3×6.3+8.3×3.7
=8.3×（6.3+3.7）
=8.3×10
=83
1.24+0.78+8.76
=（1.24+8.76）+0.78
=10+0.78
=10.78
933-157-43
=933-（157+43）
=933-200
=733
4821-998
=4821-1000+2
=3823
32×125×25
=4×8×125×25
=（4×25）×（8×125）
=100×1000
=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
3.7x2.56-2.3
=9.472-2.3
=7.172
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÷25÷4
=4800÷（25x4）
=4800÷100
=4800÷100
=48
2/5-（3/8-3/5）
=2/5+3/5-3/8
=1-3/8
=5/8
3/4-（3/7-1/4）
=3/4+1/4-3/7
=1-3/7
=4/7
3.2x0.125x2.5
=0.125x8x（0.4x2.5）
=1x1
=1
0.4×125×25×0.8
=（0.4×25）×（125×0.8）
=10×100
=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）
=8.3×3
=24.9
9999×1001
=9999×（1000+1）
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5+8.3×3.7
=（14.8-6.5）×6.3+8.3×3.7
=8.3×6.3+8.3×3.7
=8.3×（6.3+3.7）
=8.3×10
=83
1.24+0.78+8.76
=（1.24+8.76）+0.78
=10+0.78
=10.78
933-157-43
=933-（157+43）
=933-200
=733
4821-998
=4821-1000+2
=3823
32×125×25
=4×8×125×25
=（4×25）×（8×125）
=100×1000
=100000
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÷25÷4
=4800÷（25x4）
=4800÷100
=4800÷100
=48
2/5-（3/8-3/5）
=2/5+3/5-3/8
=1-3/8
=5/8
3/4-（3/7-1/4）
=3/4+1/4-3/7
=1-3/7
=4/7
3.2x0.125x2.5
=0.125x8x（0.4x2.5）
=1x1
=1
0.4×125×25×0.8
=（0.4×25）×（125×0.8）
=10×100
=1000
1.25×（8+10）
=1.25×8+1.25×10
=10+12.5
=22.5
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）
=8.3×3
=24.9
9999×1001
=9999×（1000+1）
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5+8.3×3.7
=（14.8-6.5）×6.3+8.3×3.7
=8.3×6.3+8.3×3.7
=8.3×（6.3+3.7）
=8.3×10
=83
1.24+0.78+8.76
=（1.24+8.76）+0.78
=10+0.78
=10.78
933-157-43
=933-（157+43）
=933-200
=733
4821-998
=4821-1000+2
=3823
32×125×25
=4×8×125×25
=（4×25）×（8×125）
=100×1000
=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
3.7x2.56-2.3
=9.472-2.3
=7.172
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÷25÷4
=4800÷（25x4）
=4800÷100
=4800÷100
=48
2/5-（3/8-3/5）
=2/5+3/5-3/8
=1-3/8
=5/8
3/4-（3/7-1/4）
=3/4+1/4-3/7
=1-3/7
=4/7
3.2x0.125x2.5
=0.125x8x（0.4x2.5）
=1x1
=1
0.4×125×25×0.8
=（0.4×25）×（125×0.8）
=10×100
=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）
=8.3×3
=24.9
9999×1001
=9999×（1000+1）
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5+8.3×3.7
=（14.8-6.5）×6.3+8.3×3.7
=8.3×6.3+8.3×3.7
=8.3×（6.3+3.7）
=8.3×10
=83
1.24+0.78+8.76
=（1.24+8.76）+0.78
=10+0.78
=10.78
933-157-43
=933-（157+43）
=933-200
=733
4821-998
=4821-1000+2
=3823
32×125×25
=4×8×125×25
=（4×25）×（8×125）
=100×1000
=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
（25+2又5/21）×21/26
=（26+26/21）x21/26
=26x21/26+26/21x21/26
=21+1
=22
6/11×3/7+4/11×6/7
=6/11x3/7+6/11x4/7
=6/11x（3/7+4/7）
=6/11x1
=6/11
45×2/3+1/3×45
=45x（2/3+1/3）
=45x1
=45
125×3+125×5+25×3+25
=375+625+75+25
=1100
0.4×125×25×0.8
=（0.4×25）×（125×0.8）
=1000
6.5×8+3.5×8-47
=52+28-47
=33
（1÷1－1）÷5.1
=（1－1）÷5.1
=0
18.1＋（3－0.299÷0.23）×1
=18.1＋1.7×1
=19.8
33.02－（148.4－90.85）÷2.5
=33.02－23.02
=10
2700×（506－499）÷900
=2700×7÷900
=21
1.8+18÷1.5-0.5×0.3
=1.8+12-0.15
=13.65
32×125×25
=4×8×125×25
=100000
933-157-43
=933-（157+43）
=733
1.24+0.78+8.76
=（1.24+8.76）+0.78
=10.78
14.8×6.3-6.3×6.5＋8.3×3.7
=（14.8-6.5）×6.3＋8.3×3.7
=83
9999×1001
=9999×（1000+1）
=10008999
38.95÷（64-45）
=38.95÷19
=2.05
74＋100÷5×3
=74＋20×3
=134
12×6÷7.2-6
=72÷7.2-6
=4
1.25×（8+10）
=1.25×8+1.25×10
=22.5
9123-（123+8.8）
=9123-123-8.8
=8991.2
14.8×6.3-6.3×6.5＋8.3×3.7
=（14.8-6.5）×6.3＋8.3×3.7
=83
9048÷26
=（2600+2600+2600+1248）÷26
=348
2881÷43
=（1290+1591）÷43
=67
3.2×42.3×3.75-12.5×0.423×16
=3.2×42.3×3.75-1.25×42.3×1.6
=423
2700×（506－499）÷900
=2700×7÷900
=21
1.25*17.6+36.1/0.8+2.36*12.5
=1.25*17.6+36.1/0.8+2.36*12.5
=96.625
7.5×2.3+1.9×2.5
=7.5*（1.9+0.4）+1.9*2.5
=22
0.92x15+0.08x15
=（0.92+0.08）×15
=1×15
=15
0.72×1.25×2.5
=0.9×（0.8×1.25）×2.5
=0.9×1×2.5
=2.25
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
7×25/26
=7x（1-1/26）
=7x1-7x1/26
=7-7/26
=6又19/26
18又9/10×1/9
=（18+9/10）x1/9
=18x1/9+9/10x1/9
=2+1/10
=2又1/10
21又1/19×1/20
=（20+20/19）x1/20
=20x1/20+20/19x1/20
=1+1/19
=1又1/19
（25+2又5/21）×21/26
=（26+26/21）x21/26
=26x21/26+26/21x21/26
=21+1
=22
6/11×3/7+4/11×6/7
=6/11x3/7+6/11x4/7
=6/11x（3/7+4/7）
=6/11x1
=6/11
2.64×1.7-2.64×0.7
=2.64×（1.7-0.7）
=2.64×1
=2.64
31.5×1.07-3.15×0.7
=3.15×10.7-3.15×0.7
=3.15×（10.7-0.7）
=3.15×10
=31.5
2.7×5.7-2.7+5.3×2.7
=2.7×（5.7-1+5.3）
=2.7×10
=27
0.625÷0.125×0.8
=（0.625×0.8）×8÷（0.125×8）
=0.5×8÷1
=4
18.6×6.1+3.9×18.6
=18.6×（6.1+3.9）
=18.6×10
=186
52.5x2.9+5.45
=5.25x29+5.25+0.2
=5.25×（29+1）+0.2
=5.25×30+0.2
=157.5+0.3
=157.7
0.92x15+0.08x15
=（0.92+0.08）×15
=1×15
=15
0.72×1.25×2.5
=0.9×（0.8×1.25）×2.5
=0.9×1×2.5
=2.25
400.6x7-2003x0.4
=200.3x14-200.3x4
=200.3×（14-4）
=200.3×10
=2003
300÷125÷8
=300÷（125×8）
=300÷1000
=0.3
396-96-172-28
=（396-96）-（172+28）
=300-200
=100
125x24
=125x8x3
=1000x3
=3000
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
=3/4×8/5×3/10
=9/5×1/5
=9/25
1.25×（8+10）
=1.25×8+1.25×10
=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
2/5-（3/8-3/5）
=2/5+3/5-3/8
=1-3/8
=5/
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