Commutative property of addition.
:)
The commutative property
If I am correct, 9 plus 7 equals 112.
144 9+7 = 16 and 9*16 = 144
144
7 + 21 + 2 + 86 + 4 = 120
7+2+5= 14 35 42
144
26
144
144
144 add the two numbers and multiply by the first 2(2 + 3) = 10 7(7 + 2) = 63 etc.
144 9+7 = 16 and 9*16 = 144