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Q.

What will be the sum of 1005 and -277?

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a

730

b

728

c

-730

d

-729

answer is B.

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Detailed Solution

We have to find the sum for 1005 and -277.
We know that,

a + − b = a − b

if

a > b

a + − b = − b − a

if

b > a

Here a=1005 and b= -277

1005 + (- 277)

= 1005 - 277

= 728

So, the sum of

is 728.
Therefore, option 2 is correct.

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What will be the sum of 1005 and -277?