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

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

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

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

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

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

A) Add 10+ 5 + 4
B) Add any #s to solve
C) Add 4 + 5 + 10 to get 19
D) Take a 10, then add 4 + 5 (double + 1) to equal 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) Make 10's (8 + 2) & (7 + 3), then add together
D) Add the numbers to get an answer