Exponents
243
13,824
GCF 90 & 15
15
6 + y =
y = 3
y = 9
Explain why 1/53 equals 1/125.
21 fewer stars than three times a number h
3h-21
Area of a box can be found using what formula?
l * w
GCF 84 & 94
2
6(6c + g)
36c + 6g
Write an expression for the picture drawn on the board.
y(4x + 5)
9(8z + 9)
72z + 81
Write an expression for the picture drawn on the board.
7jk + 12jm
List all the factors of 160.
1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80 and 160.
Cassie has $12. She buys a balloon. Which expression shows how much money Cassie has left?
A. b + 12 C. 12b
B. 12 - b D. b/12
B