
Skill 12A
Doubles and Doubles Plus One
Add the numbers below. The first addition
is doubles which is adding two numbers that are the same. The second
addition is doubles plus one. Point to the answer or
the question mark if you are
not sure. 
5
+ 5


12 
5
+ 6


15 

14 

11 

10 

12 

? 

? 
