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Vocabulary
Place Value
Two-Digit Addition without Regrouping
Two-Digit Addition with Regrouping
Word Problems
100
The answer to an addition problem.
What is sum?
100
How many ones are in the number 28?
There are 8 ones.
100
26 + 3 ____
29
100
37 +8 ___
45
100

Emily's baseball team is playing a baseball game to raise money for a children's hospital. Emily's team scored 11 runs in the game. The other team scored 8 runs. How many runs were scored in all?

19 runs

200
A number that is added to another number.
What is an addend?
200
How many tens are in the number 137?
There are 3 tens.
200
17 + 11 ____
28
200
46 + 24 ____
70
200

Lauren has 17 cakes and 24 pies to sell at the bake sale. How many cakes and pies does she have to sell?

41 cakes and pies

300
Finding the total, or sum, by combining two or more numbers together.
What is addition?
300
How many tens are in the number 6?
There are 0 tens.
300
Rewrite the following addition sentence vertically: 32 + 16 =
32 +16 ___
300
63 + 29 ____
92
300

Jordan sells 26 vanilla milkshakes and 19 chocolate milkshakes. How many milkshakes does Jordan sell in all?

45

400
Counting by equal groups (a number other than one).
What is skip counting?
400
How many tens and ones are in the number 36?
3 tens and 6 ones
400
Rewrite the following addition sentence vertically: 43 + 24 =
43 +24 ____
400

26 + 34 = ___

60

400

67 leaves were on the ground and 23 more fell down. Now how many leaves are on the ground?

90

500

This is bundling to make a group of 10 or unbundling to spread out a ten.

What is regrouping?

500
What is another way to write 9 tens and 3 ones?
93
500

42 + 13 + 24 = ___

79

500

 22 + 18 = ____

40

500

Ms. Baldino's garden has 24 red roses, 36 tulips, 18 sunflowers. How many flowers does she have altogether?

78