5.5*17.3+2.7*5.5简便运算?

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5.5*17.3+2.7*5.5简便运算?

5.5*17.3+2.7*5.5简便运算?
5.5*17.3+2.7*5.5简便运算?

5.5*17.3+2.7*5.5简便运算?
5.5*17.3+2.7*5.5
=5.5*(17.3+2.7)
=5.5*20
=110

5.5*17.3+2.7*5.5=5.5*(17.3+2.7)=5.5*20=110

5.5*17.3+2.7*5.5=5.5*(17.3+2.7)=5.5*20=110

原式=5.5*(17.3+2.7)=5.5*20=110

(17.3+2.7)x5.5