Question

Subtract the sum of-42 and-147 from the difference of -283 and -415

Answer 1

Sum of -42 & -147

-42 + (-147)
-42 - 147 = -189

Difference of -283 & -415

-283 - (-415)
-283 + 415 = 232

Now on subtracting...

232 - (-189)
232 + 189
= 421

......

Answer 2

Given : Subtract the sum of-42 and-147 from the difference of -283 and -415

Explanation:

sum of-42 and-147

(-42) + (-147)

= -42 - 147

= -189

difference of -283 and -415 is

(-283) - (-415)

we know that - - = +  and - + = -

then

(-283) + (415)

= 132

then according to the question we have to find the difference

therefore

132 - (-189)

132 + 189

= 321

hence , The answer is 321