The property that 1 is the identity for multiplication.
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It is the commutative property of addition : A+B = B+AMultiplication has the same property, whereas in subtraction and division the order of the terms changes the result.
Substitution property.
symmetric property
Identity Property
x1:y1 = x2:y2 4:-2 = x2:5 x2 = (4*5)/-2 x2 = -10
5 x 4 equals 4 x 5 is commutative property.
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Commutative Property of Addition
The commutative property of addition
the commutative property of addition
Identity Property of Addition