Question

please tell why it is added why not it is substracted ​

Answer 1

Answer:

Its added because

( - ) + ( - ) =  ( + )

For example,  10 - (-10) = 20

In the above example, -10 is being subtracted from 10 so u add 10 instead

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Answer 2

Step-by-step explanation:

the numbers are some positive&positive=addition

negative& positive=subtraction, so 1st row of numbers will subtracted & 2nd row of numbers will added

SIMPLE don't take too much tension about this