98-102/6.8用【简便计算】 43.27*7.9+2.1*43.27

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98-102/6.8用【简便计算】 43.27*7.9+2.1*43.27

98-102/6.8用【简便计算】 43.27*7.9+2.1*43.27
98-102/6.8用【简便计算】 43.27*7.9+2.1*43.27

98-102/6.8用【简便计算】 43.27*7.9+2.1*43.27
98-102÷6.8
=98-15
=83
43.27×7.9+2.1×43.27
=43.27×(7.9+2.1)
=43.27×10
=432.7

1、98-102÷6.8
=98-15
=83

2、43.27×7.9+2.1×43.27
=43.27×(7.9+2.1)
=43.27×10
=432.7

98-102/6.8=83
43.27*7.9+2.1*43.27=43.27*(7.9+2.1)=432.7