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热心网友
简算 提取公因数 0.7
5.6X12.5
=0.7X(8X12.5)
=07X100
=70
热心网友
=7×(0.8×12.5)
=7×1
=7
热心网友
=7X(0.8X12.5)=7X1=7
热心网友
8 0.7 12.5 70
热心网友
5.6X12.5
=0.7X(8X12.5)
=07X100
=70