0-(-6)+2-(-13)-(+8)=?13又5/6-(-3/4)+5/6-(-7/12)=?(+17又3/4)-(+6.25)-(-8又1/2)-(+0.75)-22又1/4=?
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 13:25:13
0-(-6)+2-(-13)-(+8)=?13又5/6-(-3/4)+5/6-(-7/12)=?(+17又3/4)-(+6.25)-(-8又1/2)-(+0.75)-22又1/4=?
0-(-6)+2-(-13)-(+8)=?13又5/6-(-3/4)+5/6-(-7/12)=?
(+17又3/4)-(+6.25)-(-8又1/2)-(+0.75)-22又1/4=?
0-(-6)+2-(-13)-(+8)=?13又5/6-(-3/4)+5/6-(-7/12)=?(+17又3/4)-(+6.25)-(-8又1/2)-(+0.75)-22又1/4=?
0-(-6)+2-(-13)-(+8)
=13+6+2-8
=13
13又5/6-(-3/4)+5/6-(-7/12)
=13+7+5/6+5/6+3/4+1/12
=20+10/12+10/12+9/12+1/12
=20+30/12
=22又1/2
(+17又3/4)-(+6.25)-(-8又1/2)-(+0.75)-22又1/4
=17-6+8-22+(3/4-1/4+1/2-1/4)
=-3+3/4
=-2又1/4
13
1、
0-(-6)+2-(-13)-(+8)
=6+2+13-8
=13
2、
13又5/6-(-3/4)+5/6-(-7/12)
=83/6+3/4+5/6+7/12
=(83-5)/6+(9+7)/12
=78/6+16/12
=13+4/3
=14又1/3
3、
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1、
0-(-6)+2-(-13)-(+8)
=6+2+13-8
=13
2、
13又5/6-(-3/4)+5/6-(-7/12)
=83/6+3/4+5/6+7/12
=(83-5)/6+(9+7)/12
=78/6+16/12
=13+4/3
=14又1/3
3、
(+17又3/4)-(+6.25)-(-8又1/2)-(+0.75)-22又1/4
=17+3/4-6-1/4+8+1/2-3/4-22-1/4
=(17-6+8-22)+(3-1+2-3-1)/4
=-3+0
=-3
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