Complete the following using properties of integers.
100+_____=-81+100
By using commutative property which states that a+b=b+a, where a and b are integers.
Now, 100+-81=-81+100
Hence, commutative property is used.
Add the following integers: -2320+1320+(-100)+80
Add the following integers: 604+(-4)+(-10)+10+400+(-100)
-99+_____=0
-87+87=______
255+____=____+255=255