Question

1) 94-(18+9)*2=? 2) 16+(14+7)*3=?

Answer 1

94-(18+9)х2=94-27х2=94-54=40

16+(14+7)х3=16+21х3=16+63=79

 

Answer 2

1) $94-(18+9)cdot2=40$

 

1) $18+9=27$

 

2) $27cdot2=54$

 

3) $94-54=40$

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2) $16+(14+7)cdot3=79$

 

1) $14+7=21$

 

2) $21cdot3=63$

 

3) $16+63=79$