KingMath
← All CM1 · age 9 exercises

Large numbers

Add 1,000, 10,000 or 100,000 to a large number.

🔍 Step 1 · Understand

First, look at a worked example

512,701 + 10,000 = ?

💡 The tip : Only the ten thousands digit changes (unless you carry).

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

👀 See the solution

Answer: 522701

512,701 + 10,000 = 522,701.

🎯 Step 2 · Your turn!

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