计算(能简算的要简算)
答案:3 悬赏:20 手机版
解决时间 2021-11-13 00:56
- 提问者网友:十年饮冰
- 2021-11-12 04:10
计算(能简算的要简算)
最佳答案
- 五星知识达人网友:山河有幸埋战骨
- 2021-11-12 05:13
1
3/8-3/10x5/6
=3/8-1/2x1/2
=3/8-1/4
=3/8-2/8
=1/8
2
17/11x6/19+21/11÷19/6
=17/11x6/19+21/11x6/19
=(17/11+21/11)x6/19
=38/11x6/19
=12/11
3【3.46÷1.73+(8/15-1/3)】x2.5
=(2+8/15-5/15)x2.5
=(2+3/15)x2.5
=2x2.5+1/5x2.5
=5+0.5
=5.5
4
1÷(2÷3)÷(3÷4)÷(4÷5)÷(5÷6)
=3÷2÷(3÷4)÷(4÷5)÷(5÷6)
=4÷2÷(4÷5)÷(5÷6)
=5÷2÷(5÷6)
=6÷2
=3追问怎么前两道和我算的不一样捏!?追答刷新一下看
有帮助请采纳 谢谢
3/8-3/10x5/6
=3/8-1/2x1/2
=3/8-1/4
=3/8-2/8
=1/8
2
17/11x6/19+21/11÷19/6
=17/11x6/19+21/11x6/19
=(17/11+21/11)x6/19
=38/11x6/19
=12/11
3【3.46÷1.73+(8/15-1/3)】x2.5
=(2+8/15-5/15)x2.5
=(2+3/15)x2.5
=2x2.5+1/5x2.5
=5+0.5
=5.5
4
1÷(2÷3)÷(3÷4)÷(4÷5)÷(5÷6)
=3÷2÷(3÷4)÷(4÷5)÷(5÷6)
=4÷2÷(4÷5)÷(5÷6)
=5÷2÷(5÷6)
=6÷2
=3追问怎么前两道和我算的不一样捏!?追答刷新一下看
有帮助请采纳 谢谢
全部回答
- 1楼网友:上分大魔王
- 2021-11-12 06:06
3/8-3/10x5/6
=3/8-1/2x1/2
=3/8-1/4
=3/8-2/8
=1/8
17/11x6/19+21/11÷19/6
=17/11x6/19+21/11x6/19
=(17/11+21/11)x6/19
=38/11x6/19
=12/11
【3.46÷1.73+(8/15-1/3)】x2.5
=(2+8/15-5/15)x2.5
=(2+3/15)x2.5
=2x2.5+1/5x2.5
=5+0.5
=5.5
1÷(2÷3)÷(3÷4)÷(4÷5)÷(5÷6)
=3÷2÷(3÷4)÷(4÷5)÷(5÷6)
=4÷2÷(4÷5)÷(5÷6)
=5÷2÷(5÷6)
=6÷2
=3
=3/8-1/2x1/2
=3/8-1/4
=3/8-2/8
=1/8
17/11x6/19+21/11÷19/6
=17/11x6/19+21/11x6/19
=(17/11+21/11)x6/19
=38/11x6/19
=12/11
【3.46÷1.73+(8/15-1/3)】x2.5
=(2+8/15-5/15)x2.5
=(2+3/15)x2.5
=2x2.5+1/5x2.5
=5+0.5
=5.5
1÷(2÷3)÷(3÷4)÷(4÷5)÷(5÷6)
=3÷2÷(3÷4)÷(4÷5)÷(5÷6)
=4÷2÷(4÷5)÷(5÷6)
=5÷2÷(5÷6)
=6÷2
=3
- 2楼网友:北城痞子
- 2021-11-12 06:00
1
3/8-3/10x5/6
=3/8-1/2x1/2
=3/8-1/4
=3/8-2/8
=1/8
2
17/11x6/19+21/11÷19/6
=17/11x6/19+21/11x6/19
=(17/11+21/11)x6/19
=38/11x6/19
=12/11
3【3.46÷1.73+(8/15-1/3)】x2.5
=(2+8/15-5/15)x2.5
=(2+3/15)x2.5
=2x2.5+1/5x2.5
=5+0.5
=5.5
4
1÷(2÷3)÷(3÷4)÷(4÷5)÷(5÷6)
=3÷2÷(3÷4)÷(4÷5)÷(5÷6)
=4÷2÷(4÷5)÷(5÷6)
=5÷2÷(5÷6)
=6÷2
=3
望楼主采纳,偶一个字一个字打的。
3/8-3/10x5/6
=3/8-1/2x1/2
=3/8-1/4
=3/8-2/8
=1/8
2
17/11x6/19+21/11÷19/6
=17/11x6/19+21/11x6/19
=(17/11+21/11)x6/19
=38/11x6/19
=12/11
3【3.46÷1.73+(8/15-1/3)】x2.5
=(2+8/15-5/15)x2.5
=(2+3/15)x2.5
=2x2.5+1/5x2.5
=5+0.5
=5.5
4
1÷(2÷3)÷(3÷4)÷(4÷5)÷(5÷6)
=3÷2÷(3÷4)÷(4÷5)÷(5÷6)
=4÷2÷(4÷5)÷(5÷6)
=5÷2÷(5÷6)
=6÷2
=3
望楼主采纳,偶一个字一个字打的。
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