Question

217.(-46)-(-217).(-15)-217.40+217=???

Answer 1

\(=217\left(-46-15-40+1\right)=217\left(-100\right)=-21700\)

Answer 2

217 . ( - 46 ) - ( - 217 ) . ( - 15 ) - 217 . 40 + 217

= 217 . ( - 46 - 15 - 40 + 1 )

= 217 . ( - 100 )

= - 21 700

Answer 3

Đáp án: =217(−46−15−40+1)=217(−100)=−21700.