5/9*80%*3/4,3/8*25%+4/8*1/4,48*(11/12-12.5%-1/6),7/8-7/8*20%能简算的要简算

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5/9*80%*3/4,3/8*25%+4/8*1/4,48*(11/12-12.5%-1/6),7/8-7/8*20%能简算的要简算

5/9*80%*3/4,3/8*25%+4/8*1/4,48*(11/12-12.5%-1/6),7/8-7/8*20%能简算的要简算
5/9*80%*3/4,3/8*25%+4/8*1/4,48*(11/12-12.5%-1/6),7/8-7/8*20%能简算的要简算

5/9*80%*3/4,3/8*25%+4/8*1/4,48*(11/12-12.5%-1/6),7/8-7/8*20%能简算的要简算
5/9*80%*3/4,
=1/3
3/8*25%+4/8*1/4,
=1/4*(3/8+4/8)
=1/4*7/8
=7/32
48*(11/12-12.5%-1/6),
=48*11/12-48*12.5%-48*1/6
=44-(6+8)
=44-14
=34
7/8-7/8*20%
=7/8*(1-1/5)
=7/8*4/5
=7/10
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