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

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

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

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

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

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

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

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

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

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