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

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

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

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

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) Switch 7 for 4, then add 3 + 4
D) Add 7+3

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

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

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