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

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

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

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

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

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

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

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

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

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