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

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

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

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

A) You must add #s in the order given
B) No matter what order you add #s, the sum is the same
C) You add
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) Switch 7 for 4, then add 3 + 4
B) Swith the 4 for 3, then add before adding 7
C) Add inside the parenthesis 7 + 3 to make 10, then add 4
D) Add 7+3

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

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

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