Addition
125 + 100 =
225
the answer to an addition problem
the sum
Numbers can be grouped in any way and the sum will be the same.
associative property
Connor has a huge bin of LEGOs. He has 462 pieces. Carter came over to play and brought 160 pieces. How many pieces does do they have all together?
622
30 + 3,625 =
3,655
the numbers you add together
the addends
The sum of zero and any number is that number. Example: 0+4= 4
identity property
There were 623 people at a concert on Saturday. On Sunday, 287 more people attended the concert. How many people attended the concert that weekend?
910
97+78=?
176
when you exchange 10 ones for a ten
regrouping
Numbers can be added in any order and the sum will be the same. Example: 5+3=3+5
commutative property
While playing a game, Mrs. Uhry scored 671 points. If she scored another 59 points, how many points would she have in total?
730
1,165+7,341=?
8,506
What are two words that you might see in word problem that tell you you need to add
* various answers
what are the fact families for the following expression?
15 + 3 = 18
15 + 3 =18
3 + 15 =18
18 - 3 =15
18 - 15 =3
A school library has 1,058 books in its collection. The town library has 4,520 books in its collection. How many total books are in the library?
5,578
655+432=?
1,087
the symbol used to represent a number.
example: There are 3 _______ in the number 835.
digit
what are the fact families for the following expression?
150 + 100 = 250
150 + 100 = 250
100 + 150 = 250
250 - 100 = 150
250 - 150 = 100
Sanders Corner is having a bake sale. There are 38 cupcakes, 60 cookies, 3 pies, and 99 cake pops. How many dessert items are at the bake sale?
200