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Adding and Subtracting Within 20

English 20 Featured

Students practice adding and subtracting within 20 while explaining their thinking.

Study Slideshow

#Math #maths #Mathematics #Subtraction #adding #subtracting #Addition #1 to 20

3+3=

15

10-4=

15

4+5=

15

2+2=

15

13-5=

15

15-2=

15

20-10=

15

7+3=

15

7+7=

15

16-8=

15

8-1=

15

10-6=

15

9-7=

15

6-2=

15

9+9=

15

13-8=

15

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