Question

add the following 2-3+2-9​

Answer 1

Answer:

2-3=-1 2-9=-7

-1+-7=-8

Answer 2

To add : $2 -3 + 2 -9$

Solution :

• As per the data given in the question, we have to find the value of the expression.  
• Adding two or more numbers together is known as an addition.

• Addition as denoted by ($+$).

• Properties of addition are as follows

1. Identity property of zero.
2. Inverse property.
3. Commutative property.  
4. Associative property.

• Adding  : $2 -3 + 2 -9$  

                      $= -1 -7 \\= -8$

• As we know that ,  if two negative integers are added then the sum obtained is negative integer. i.e.$(-) + (-) = -$

Hence , sum of $2 -3 + 2 -9$ is $-8$ .