如题所述
åå¼=6.8*ï¼1+1.25*8ï¼
=6.8*ï¼1+10ï¼
=6.8+68
=74.8
=6.8*ï¼1+10ï¼
=6.8+68
=74.8
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第1个回答 2014-11-16
6.8+1.25×6.8×8
=6.8+（1.25×8）×6.8
=6.8+10×6.8
=6.8+68
=74.8
=6.8+（1.25×8）×6.8
=6.8+10×6.8
=6.8+68
=74.8
