21+(-21)×(-199) ( if answer is 4200) step by step explanation Question 21+(-21)×(-199) ( if answer is 4200)step by step explanation in progress 0 Math Melody 4 weeks 2021-08-14T07:04:28+00:00 2021-08-14T07:04:28+00:00 2 Answers 0 views 0

## Answers ( )

Answer:To answer this must apply the rule of BODMAS.

According to this rule we must multiply first then add.

So, in 21+(-21)×(-199),

-199 will be multiplied with -21 first

Since both are negative, the result will be positive

The result is 4179

Adding 21 to 4179, we get, 4200

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21+ (-21)× (-199)21 + 41794200(ans)Step-by-step explanation:substraction will not done first we will follow the rule of BODMAS