Vocabulary
A number close to the exact number.
Estimate
Answer the Problem and Name the Property.
0+125
125
Identity Property
The concession stand employees started with $520 in the cash register. They earned $725 at the football game. They had to pay $125 for more popcorn and $65 for more hot chocolate. How much is in the cash register now?
$1,055
456
+950
1,406
200
-19
181
The answer to a subtraction question is called...
Answer the Problem and Name the Property.
8+3=_ or 3+8=_
11
Commutative Property
The cafeteria ordered 400 paper plates. They used 226 at breakfast. They bought 100 more. Then, they used some plates for lunch. Now there are 78 plates. How many plates did they use at lunch?
196
772
+343
1115
2304
-681
1623
To rename a number using place value.
Regroup
Answer the Problem and Name the Property.
(6+4)+9=_ or 6+(4+9)=_
19
Associative Property
Mia’s parents have $150 to spend at the beach. It will cost $70 to rent a boat, $15 for snorkels, and $25 for lunch. If Mia pays for lunch with her own money, how much money will her parents have left?
65
346
+514
860
167,834
-23,981
143,853
The answer to an addition problem is...
Sum
Answer the Problem and Name the Property.
12+13=_ or 13+12=_
25
Commutative Property
There are 367 boxes of graham crackers at the grocery store. On Monday, 126 boxes are sold and on Tuesday, 92 boxes are sold. On Wednesday, 203 more boxes are delivered. How many boxes are there now? Which equation represents this situation?
352
5,280
+4,203
9,483
857,346
-99,875
757,471
A sentence that contains an equal sign that shows two sides of the sentence are equal.
Equation
Answer the Problem and Name the Property.
(10+23)+19=_ or 10+(23+19)=_
52
Associative Property
On the first day of an audition, 2,731 singers participated. On the second day of an audition, 4,327 singers participated. How many singers participated in all?
7,058
5,618
+9,455
15,073
111,789
-90,263
21,526