Number Line
Base Ten
Decomposing
Adjusting
Word Problems
100

43 + 26

69

100

43 + 27

70

100

32 + 43

75

100

42 + 19 

61

100

Alex and Carter went to the beach and collected shells. Alex collected 23 shells. Carter collected 44 shells. How many shells were collected in all?

67 shells

200

13 + 49

62

200

45 + 46

91

200

32 + 16

48

200

52 + 38

90

200

Lucas and Claire are passing out pencils. Table 1 gets 32 pencils, Table 2 gets 13 pencils, and Table 3 gets 24 pencils. How many pencils do Table 2 and 3 get?

37 pencils

300

51 + 38

89


300

32 + 45

77

300

29 + 32

61

300
72 + 19

91

300

In school, there are 39 students in one class and 52 students in the auditorium. How many students are there in all?

91 students. 

400

48 + 32

80

400

28 + 35

63

400

58 + 42

100

400

32 + 55 

87

400

Ms. Hoover has 43 crayons. Ms. Tracey gives her 49 more. How many crayons does Ms. Hoover have now?

92 crayons

500

32 + 12

44

500

19 + 45

64

500

41 + 29

70

500

45 + 32

77

500

Ms. Chelsea has 40 instruments. She buys 16 more. Ms. Swack gives her 13 more. How many instruments does she have now?

69 instruments