计算(-12)*(-3/4)-(-15)*(1又5/1)解题

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计算(-12)*(-3/4)-(-15)*(1又5/1)解题

(-12)*(-3/4)-(-15)*(1又5/1)
=16+15*5/6
=16+18
=34

(-12)*(-3/4)-(-15)*(1又5/1)
=16+15*5/6
=16+18
=34
(-12)*(-3/4)-(-15)*(1又5/1)
=16+15*5/6
=16+18
=34