Addition and Subtraction of Integers

Write an integer which is $21$ less than the additive inverse of $-11$.

Verify that $(a+b)+c=a+\left(b+c\right)$ for the following values of $a$ and $b$.

$a=101,b=-77,c=0$

Verify that $(a+b)+c=a+\left(b+c\right)$ for the following values of $a$ and $b$.

$a=-62,b=81,c=29$

Verify $a-(-b)=a+b$ for the following values of $a$ and $b$.

$a=15, b=-12$

Verify $a-(-b)=a+b$ for the following values of $a$ and $b$.

$a=-8, b=-10$

Verify $a-(-b)=a+b$ for the following values of $a$ and $b$.

$a=3, b=-5$

Simplify

$\left|-148\right|+\left|-328\right|+658$

Simplify

$148+\left|-623\right|$

Simplify

$7+\left|-11\right|$

Subtract :

$4120$ from $-3156$

Subtract :

$-623$ from $-539$

Subtract :

$-328$ from $0$

Subtract :

$36$ from $-83$

Subtract :

$0$ from $-43$

Subtract :

$-83$ from $83$

Subtract :

$62$ from $-70$

Find the additive inverse of the following integer.

$62$

Evaluate the following:

$719+\left(-413\right)$

Evaluate the following:

$\left(-1065\right)+\left(-235\right)$

Evaluate the following:

$5002+498$