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

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

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

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

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

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

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) 1st add 8 + 3, then add 2 + 7, then add sums together
C) Add the odd #s, add even #s, then add sums together
D) Add the numbers to get an answer