Properties
8+0=8 is an example of what property?
Identity Property
8+N=12
N=4
<, > What do this signs represent?
Greater than, less than
6+5+3+5=
19
John made 12 chocolate chip cookies for Susan, and Frank made her 5 sugar cookies. How many cookies did Susan receive?
17 cookies
10 +2 = 12 and 2+10=12 are examples of what property?
Commutative Property
M+5+5+5=23
M=8
= What does this symbol represent?
Equal sign
8+2+10+5=
25
Jill ran 5 miles in the morning and 15 miles in the afternoon. How many miles did she run in all?
20 miles
8+N+6=16 and 6+8+N=16 is an example of what property?
Community Property
5+A+7+4=20
A=4
What are the numbers called that you add together?
Addends
2+2+0+6+9+1=
20
Mary Jo had 8 dogs, 4 rabbits, 3 cats, and 1 cow. How many animals did Mary Jo have?
16 animals
Adding 0 to any number is called?
Identity Property
10+7+3+N+8=30
N=2
A sum is what?
The answer to addition
12+23+8+13
56
Sam had 15 Pokemon Cards. Adam and James had 18 card each. How many Pokemon Cards do they have together
33 Pokemon Cards
Changing of the order of the addends in an addition problem is called?
Commutative property
7+3+8+A+9=32
A=5
all together, how many in all, total
key words in a addition word problems
9+8+7+6+5+4+3=
42
Harvey collected coins. He had 3 pennies, 5 nickels, 9 dimes, 4 quarters. How much money does Harvey have?
$2.18