
计算下面各题 5.6+2.7+4.5= 77+2.7+2.8+25=
2个回答
展开全部
5.6+2.7+4.5
=8.3+4.5
=12.8
77+2.7+2.8+25
=77+5.5+25
=77+30.5
=107.5
谢谢,请采纳
=8.3+4.5
=12.8
77+2.7+2.8+25
=77+5.5+25
=77+30.5
=107.5
谢谢,请采纳
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