You will find more printable math resources listed under these headings:
You will find more printable math resources listed under these headings:
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Page 1 (Flash Cards 1 & 2)
1 + 1 =

1 + 3 =

1 + 2 = 3

1 + 4 = 5

1 + 2 = 
1 + 4 = 
1 + 1 = 2

1 + 3 = 4

Page 2 (Flash Cards 3 & 4)
1 + 5 =

1 + 7 =

1 + 6 = 7

1 + 8 = 9

1 + 6 = 
1 + 8 = 
1 + 5 = 6

1 + 7 = 8

Page 3 (Flash Cards 5 & 6)
1 + 9 =

1 + 11 =

1 + 10 = 11

1 + 12 = 13

1 + 10 =

1 + 12 =

1 + 9 = 10

1 + 11 = 12

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The Addition and subtraction Flashcard shown above is aligned with standard 2OA02 taken from the Common Core Standards For Mathematics (see the extract below) as are the resources listed below.
Fluently add and subtract within 20 using mental strategies.^{2} By end of ...