Fluency
2 digit subtraction
No unbundling
2 digit addition
No bundling
2 and 3 digit subtraction
with unbundling
2 and 3 digit addition
with bundling
100

5 + 5 =

10

100

36 - 24 = 

12

100

42 + 37 = 

79

100

122 - 45 = 

77
100

49 + 26 = 

75

200

9 - 3 = 

6

200

72 - 34 =

38

200

57 + 32 =

89

200

200 - 56 = 

What is the name of the strategy we an use to solve this problem?

144

200

146 + 25 = 

171

300

2 + 8 =

10

300

54 - 31 =

23

300

45 + 22 = 

67

300

Ms. Jazz has 40 balloons for a party. She has 12 more balloons than she had for her last party. How many balloons did she have for her last party?

28 balloons

300

I have 49 juice boxes for school students. Ms. Thompson has 53 juice boxes. How many do we have together?

102

400

I have 7 balls. I gave 3 balls away. How many do I have?

5 balls

400

How do you check a subtraction problem on your own?68 - 27 =

Check the problem, what is the number sentence?

Addition 41 + 27 = 68

400

I have 50 stickers. Ms. Young has 35 stickers. How many stickers do we have together?

85

400

There are 13 dogs at a park. 5 are bulldogs. The rest are pugs. 4 pugs are black. How many pugs are not black?

4

400

Haley has 65 trading cards. She gives Tyler 15 of her cards. Then Tyler gives her 127 of his cards. How many cards does Haley have now?

177 cards

500

I have 9 pencils. I found 6 more. How many do I have now?

15

500

I have 87  boxes. I gave 25 boxes to Mr. Jay. 

How many boxes do I have left?

62
500

I have 47 books. Mr. Karabo has 32 books. How many do we have together?

79

500

There are 20 children on the bus. 7 more children get on the bus. Then 8 children get off the bus. How many children are on the bus now?

19 children

500

Milena has 45 green beads and 27 yellow beads.Bailey gives her 30 red beads. How many beads does she have now?

102 beads

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