三分之一+0.4+六分之一+负的12.5%+1又八分之三
辛苦写出过程哈
三分之一+0.4+六分之一+负的12.5%+1又八分之三
=1/3+2/5+1/6-1/8+11/8
=(1/3+1/6)+2/5+(11/8-1/8)
=1/2+2/5+5/4
=10/20+8/20+25/20
=43/20
=2又3/20
1/3+0.4+1/6+(-12.5%)+(1+3/8)
=(1/3+1/6)+0.4+(1.375-0.125)
=0.5+0.4+1.25
=2.15
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辛苦写出过程哈
三分之一+0.4+六分之一+负的12.5%+1又八分之三
=1/3+2/5+1/6-1/8+11/8
=(1/3+1/6)+2/5+(11/8-1/8)
=1/2+2/5+5/4
=10/20+8/20+25/20
=43/20
=2又3/20
1/3+0.4+1/6+(-12.5%)+(1+3/8)
=(1/3+1/6)+0.4+(1.375-0.125)
=0.5+0.4+1.25
=2.15