Show:
Vocabulary
Place Value
Two-Digit Addition without Regrouping
Two-Digit Addition with Regrouping
Word Problems
100

What is the answer to an addition problem called? 

The sum

100
How many ones are in the number 28?
There are 8 ones.
100

26 + 30 ____

56

100

37 +48 ___

85

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

What is the number called that is added to another number? 

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 and solve:

3 + 16 =

39

300

9 + 63 ____

72

300
Jordan sells 26 vanilla milkshakes and 19 chocolate milkshakes. How many milkshakes does Jordan sell in all?
45
400

What is it called when you add a number to itself? 

adding doubles

400
How many tens and ones are in the number 36?
3 tens and 6 ones
400

Rewrite the following addition sentence vertically and solve:

43 + 4 =

47

400

47 + 26 = ___

73

400
67 leaves were on the ground and 23 more fell down. Now how many leaves are on the ground?
90
500

What is called when you make a group of ones into tens to make adding easier?

Regrouping

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

46 + 13 + 2 = ___

61

500

12 + 34 + 7 = ____

53

500

Mrs. Smith's garden has 24 red roses, 36 tulips, and 8 sunflowers. How many flowers does she have altogether?

68