Order of Operations
4 + 5 - 7 =
2
12 & 16
4 is the GCF
3 & 9
9 is the LCM
21 + 0 = 21
Identity Property of Addition
4 (x + 2) =
4x + 8
(7 - 2) x 5 =
25
12 & 24
12 is the GCF
4 & 5
20 is the LCM
(5 x 8) x 7 = 5 x (8 x 7)
Associative Property of Multiplication
2 (9w + 4) =
18w + 8
12 + 7 - 2 x 4 =
11
28 & 36
4 is the GCF
12 & 20
60 is the LCM
2 x 3 = 3 x 2
Commutative Property of Multiplication
9 (5t - 8) =
45t - 72
5 x (12 - 9) + 25 =
40
30 & 75
15 is the GCF
8, 4, & 6
24 is the LCM
6 (2x + 6) = 12x + 36
Distributive Property
-6 (8p + 3) =
-48p + (-18) OR -48p - 18
100 - 45 - (16 + 3 x 3) =
30
16, 72 & 80
8 is the GCF
3, 9, & 12
36 is the LCM
(3 + 1) + 9 = 3 + (1 + 9)
Associative Property of Addition
-3 (-8j + 3) =
24j + (-9) OR 24j - 9