A) 8
B) 2
C) 13
D) 3

A) Numbers
B) Zero
C) Associative
D) Communitive

A) switch the 10 for 6, then add 5 + 6 inside the parenthesis
B) just add
C) add any numbers
D) first add what's inside the parenthesis

A) Zero is in the answer
B) Zero is in the number
C) When adding or subtracting from 0, you get the same number
D) Zero has a home

A) You add
B) No matter what order you add #s, the sum is the same
C) Numbers are added
D) You must add #s in the order given

A) Combine #s that are the same
B) A property
C) Only combine #s if they're the same
D) Combine #s in the parenthesis first

A) Switch 7 for 4, then add 3 + 4
B) Add 7+3
C) Add inside the parenthesis 7 + 3 to make 10, then add 4
D) Swith the 4 for 3, then add before adding 7

A) 18
B) 10
C) 8
D) 12

A) Add 10+ 5 + 4
B) Take a 10, then add 4 + 5 (double + 1) to equal 19
C) Add any #s to solve
D) Add 4 + 5 + 10 to get 19

A) Make 10's (8 + 2) & (7 + 3), then add together
B) 1st add 8 + 3, then add 2 + 7, then add sums together
C) Add the odd #s, add even #s, then add sums together
D) Add the numbers to get an answer