Tens and ones
expanded notation
number line
10 more 10 less
Word Problems
100

12 + 14 =

26

100

60 - 40 =

20

100

15 + 15 =

30

100

10 more than 10 

20

100

Bill has 41 pieces of candy. Bob has 39 pieces of candy. How many pieces of candy do they have all together ?

80 pieces of candy 

200

54 - 31 =

23

200

47 + 21 = 

68

200

21- 10= 

11

200
10 less than 21

11

200

There are 42 animals at the park. 23 are rabbits and the rest are squirrels. How many squirrels are there?

19 squirrels 

300

44 + 49 =

93

300

63 - 29 =

34

300

66 + 28 = 

94

300

10 more than 87

97

300

Mr. Gavin has 24 black pens on his desk and 22 blue pens in his backpack. How many pens does he have all together?

46 pens 

400

84 - 56 = 

28

400

59 + 31 = 

90

400

94 - 91 = 

93

400

10 less than 55

45

400

Jill ate 16 fewer cookies than Jack. Jill ate 31 cookies. How many cookies did Jack eat? 

47 cookies

500

12 + 24 + 31

67

500

81 + 19 = 

100

500

73 + 28 = 

101

500

10 more than 95

105

500

Josh had a bag of candy. He ate 32 pieces. Now he has 48 pieces of candy in his bag. How many pieces of candy did he have to start? 

80 pieces of candy