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) 6
B) 5
C) 0
D) 7

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

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

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

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

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

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

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