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

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

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

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

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

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

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

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

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

A) Make 10's (8 + 2) & (7 + 3), then add together
B) Add the numbers to get an answer
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