Relate Addition and Subtraction

Choose the related ADDITION fact.

 $10\ +\ 2\ =\ 12$  

•  $12-2=10$  

•  $2+10=12$  

Choose the related ADDITION fact.

 $10\ -\ 8\ =\ 2$  

•  $2\ +\ 10\ =\ 12$  

•  $2\ +\ 8\ =\ 10$  

Choose the related SUBTRACTION fact.

 $5\ +\ 4\ =\ 9$  

•  $9\ -\ 5\ =\ 4$  

•  $4\ +\ 5=\ 9$  

Choose the related SUBTRACTION fact.

 $7\ +\ 3\ =\ 10$  

•  $10\ -\ 5\ =\ 5$  

•  $10\ -\ 3=\ 7$  

Choose the related ADDITION fact.

 $5\ -\ 2\ =\ 3$  

•  $2\ +\ 3\ =\ 5$  

•  $5\ -\ 3\ =\ 2$  

Choose the related SUBTRACTION fact.

 $12\ -\ 4\ =\ 8$  

•  $12\ -\ 8\ =\ 4$  

•  $4\ +\ 8\ =\ 12$