Basic Addition
Addition in the Tens
Problem Solving
Flash Back
100

What is 27+11

38

100

What is 32+10

42

100

A farmer gathered 15 eggs in the morning. She gathered 10 eggs in the afternoon. How many eggs did she gather?

19

100

Count on by tens from 70 to 120

70, 80, 90, 100, 110, 120

200

What is 22+33

55

200

What is 11+40

51

200

Ben had 16 stickers. His brother Ryan gave him 13 more stickers. How many stickers does Ben have now?

29

200

9 + 9 =

18

300

What is 41+8

49

300

What is 30+19

49

300

Pat scores 17 points in a computer game. Jay scores 11 points in the same computer game. How many points do they score in all?

28

300

19 is an odd or even number?

odd

400

What is 18+21

39

400

What is 40+23

63

400

Mrs. Brown bakes 10 snacks for a bake sale. Mrs. P  bakes 33 snacks for the bake sale. How many snacks do they bake in all?

43

400

What is the answer to an addition problem called?

Sum

500

What is 21+27

48

500

What is 23+40

63

500

One day, 24 cars and 20 buses pass through a toll booth. How many cars and buses pass through the toll booth in all?

44

500

Objects arranged in rows and columns.

an array