Number is equal itself A=a
"If A = B, then B = A" - 4=2+2 then 2+2=4
If A = B and B = C, then A = C"
Distributing the numbers in the parenthesis. To the number outside the parenthesis.
Associative of Addition
(1+2)+4 =1 1(2+4); the sum is the same no matter how you group the addends.
Commutative of Addition
2+4 then 4+2; changing the order of the addends does not change the sum.
Inverse Property of Addition
A number added to its opposite integer will always equal zero.
Inverse Property of Multiplication
Multiplying a number by the inverse of the number equals 1.