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

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

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

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

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

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

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

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

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

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