分数混合运算,4/5-3/10+1/36-(5/8-5/12)7/9-5/8-1/127/12-1/4-1/33/5-1
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/10/05 22:59:28
分数混合运算,
4/5-3/10+1/3
6-(5/8-5/12)
7/9-5/8-1/12
7/12-1/4-1/3
3/5-1/4+2/5
1/12+(5/6+3/10)
1-1/2-1/3
1-(1/4-1/8)-(1/8-1/16)-(1/16-1/32)-(1/32-1/64)
8/17+(3/5-8/17)
5/8+4/9+3除8-4/9
3/7+4/9-3/7+5/9
7/24+5/19+14/19+3/24
异分母分数加减
1-7/9
1/6+1/7
2/3+1/6
4/5-3/10+1/3
6-(5/8-5/12)
7/9-5/8-1/12
7/12-1/4-1/3
3/5-1/4+2/5
1/12+(5/6+3/10)
1-1/2-1/3
1-(1/4-1/8)-(1/8-1/16)-(1/16-1/32)-(1/32-1/64)
8/17+(3/5-8/17)
5/8+4/9+3除8-4/9
3/7+4/9-3/7+5/9
7/24+5/19+14/19+3/24
异分母分数加减
1-7/9
1/6+1/7
2/3+1/6
4/5-3/10+1/3
=8/10-3/10+1/3
=5/10+1/3
=1/2+1/3
=3/6+2/6
=5/6
6-(5/8-5/12)
=6-(15/24-10/24)
=6-5/24
=5又19/24
7/9-5/8-1/12
=112/144-90/144-12/144
=(112-90-12)/144
=10/144
=5/77
7/12-1/4-1/3
=7/12-3/12-4/12
=(7-3-4)/12
=0
3/5-1/4+2/5
=3/5+2/5-1/4
=1-1/4
=3/4
1/12+(5/6+3/10)
=1/12+5/6+3/10
=1/12+10/12+3/10
=11/12+3/10
=55/60+18/60
=73/60
=1又13/60
1-1/2-1/3
=6/6-3/6-2/6
=1/6
1-(1/4-1/8)-(1/8-1/16)-(1/16-1/32)-(1/32-1/64
=1-1/8-1/16-1/32-1/64
=1-(8+4+2+1)/64
=1-15/64
=49/64
8/17+(3/5-8/17)
=8/17+3/5-8/17
=3/5
5/8+4/9+3除8-4/9
=[(45+32)/72+3]÷(8-4/9)
=293/72÷68/9
=293/72×9/68
=293/544
3/7+4/9-3/7+5/9
=3/7-3/7+4/9+5/9
=1
7/24+5/19+14/19+3/24
=7/24+3/24+5/19+14/19
=10/24+1
=1又5/12
1-7/9=2/9
1/6+1/7=7/42+6/42=13/42
2/3+1/6=4/6+1/6=5/6
=8/10-3/10+1/3
=5/10+1/3
=1/2+1/3
=3/6+2/6
=5/6
6-(5/8-5/12)
=6-(15/24-10/24)
=6-5/24
=5又19/24
7/9-5/8-1/12
=112/144-90/144-12/144
=(112-90-12)/144
=10/144
=5/77
7/12-1/4-1/3
=7/12-3/12-4/12
=(7-3-4)/12
=0
3/5-1/4+2/5
=3/5+2/5-1/4
=1-1/4
=3/4
1/12+(5/6+3/10)
=1/12+5/6+3/10
=1/12+10/12+3/10
=11/12+3/10
=55/60+18/60
=73/60
=1又13/60
1-1/2-1/3
=6/6-3/6-2/6
=1/6
1-(1/4-1/8)-(1/8-1/16)-(1/16-1/32)-(1/32-1/64
=1-1/8-1/16-1/32-1/64
=1-(8+4+2+1)/64
=1-15/64
=49/64
8/17+(3/5-8/17)
=8/17+3/5-8/17
=3/5
5/8+4/9+3除8-4/9
=[(45+32)/72+3]÷(8-4/9)
=293/72÷68/9
=293/72×9/68
=293/544
3/7+4/9-3/7+5/9
=3/7-3/7+4/9+5/9
=1
7/24+5/19+14/19+3/24
=7/24+3/24+5/19+14/19
=10/24+1
=1又5/12
1-7/9=2/9
1/6+1/7=7/42+6/42=13/42
2/3+1/6=4/6+1/6=5/6
分数混合运算,4/5-3/10+1/36-(5/8-5/12)7/9-5/8-1/127/12-1/4-1/33/5-1
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