Doubles

Doubling a number means adding it to itself.

🔍 Step 1 · Understand

First, look at a worked example

What is double 7?

💡 The tip : Double means adding the number to itself: 7 + 7.

🤔 Find the answer in your head, then open the solution.

👀 See the solution

Answer: 14

Double 7 is 7 + 7 = 14.

10 questions. Take your time, and ask for a hint if you get stuck.