Question

Subtract the sum of 126 and (-747) from the sum of 135 and (-136)​

Answer 1

620

Explanation:

the sum of 126 and(-747) = 126+(-747)

= 126 -747 [positive plus negative=negative]

=-621

the sum of 135 and (-136)​ =135+ (-136)​= 135 -136

=-1

subtract ⇒

-1-(-621) = -1+621 [negative plus negative=positive ]

=620

Answer 2

135 + (-136) = 135 - 136
= -1
126 + (-747) = -621

-1 - (-621) = -1 + 621 = 620
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