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

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

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

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

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

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

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

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

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