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

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

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

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) Combine #s that are the same
B) Combine #s in the parenthesis first
C) Only combine #s if they're 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) 12
B) 8
C) 18
D) 10

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

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