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

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

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

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) Combine #s that are the same
B) A property
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 any #s to solve
C) Add 10+ 5 + 4
D) Add 4 + 5 + 10 to get 19

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