Question

21+(-21)×(-199) ( if answer is 4200)
step by step explanation​

Answer 1

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

..............................................................

21+ (-21)× (-199)

21 + 4179

4200 (ans)

Answer 2

Step-by-step explanation:

substraction will not done first we will follow the rule of BODMAS