Double + One: Add It Smart!

Want a smart trick for faster addition? This playsheet helps you master the double + one strategy—where you double a number and add one more. It’s a fun and powerful way to boost your mental math!
 

You’ll solve problems like 6 + 7 by thinking: “Double 6 is 12, plus 1 is 13.” This smart shortcut makes it easier to add numbers that are close together without needing to count.
 

As you practice, you’ll strengthen your arithmetic and number sense. You’ll also improve your pattern recognition and build the mental flexibility needed for more advanced math.