A) The answer to a subtraction problem.
B) The line that seperates the top of the earth from the bottom.
C) A mathematical sentence showing two expressions are equal.
D) A math problem that uses multiplication.

A) factor trees
B) order of operations
C) inverse operations
D) hot dogs

A) 6
B) 5
C) 0
D) 7

A) 7
B) 6
C) 15
D) 8

A) 22
B) 47
C) 42
D) 33

A) 6.1
B) 5.1
C) 5.9
D) 4.3

A) 0.5
B) 1.2
C) 1.7
D) 0.6

A) 32
B) 38
C) 40
D) 42

A) 39
B) 27
C) 35
D) 16

A) 9.6
B) 3.0
C) 2.2
D) 6.8