Math Review- Summer Boost

Unit3: Add within 20

100

7 blue birds fly in the sky. 

8 brown birds sit in a tree. 

2 baby birds sit in a nest. 

How many birds are there together? 

17 birds

200

Noah had 3 cards. 

Clare has 4 cards. 

Jada has 7 cards. 

How many cards do they have all together? 

14 cards

300

5+7+5=

17

400

8+9+2=

19

500

Is this equation true or false? Why? 

2+6+8=7+3+6

true, the value of both expressions is 16

Unit 3: Subtract within 20

100

14-7=

7

200

18-9=

9

300

Make a ten to find the difference. 

17-7=

17

10^7

7-7=0

17-7=10

400

Elena has 16 crayons. 

She gives 7 crayons to Diego. 

How many crayons does she have left? 

9 crayons

500

Tom has 20 cookies. 

He give Jane 13 cookies.

How many cookies does Tom have left? 

7 cookies

Unit 4: Tens and Ones

100

Draw and find the value. 

20+7=

27

2 tens 7 ones

200

Draw and find the value. 

5+92=

97

9 tens 7 ones

300

How do I say this 2-digit number? 67

drawing

____tens ____ones

6 tens 7 ones 

400

How do I say this 2-digit number? 89

drawing

____tens ____ones

8 tens 9 ones

500

add ten more 

3, ___, ___, ___, ___, ___, ___, ___, ___, 93

3, 13, 23, 33, 43, 53, 63, 73, 83, 93