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Decompose and compose numbers to 20

English 23 Public

Math

Study Slideshow

question 1

5

15

question 2

6

15

question 3

14

15

question 4

11

15

question 5

13

15

question 6

9

15

question 7

10

15

question 8

10

15

question 9

11

15

question 10

12

15

question 11

3

15

question 12

14

15

question 13

15

15

question 14

16

15

question 15

7

15

question 16

8

15

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