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beginner 5-8 free Web Fractions

Inverse Operations - Addition and Subtraction

Inverse Operations - Addition and Subtraction

Play inside MathsAIOpen separately

If the game is blocked by browser policy, use the separate-window link.

I designed this resource to help children to visualise the relationship between addition and subtraction. They can then use this relationship to solve missing number problems. There are a wide range of levels, from adding within 20 to using a calculator to add and subtract 5 digit numbers and decimals.

About this game

Inverse Operations - Addition and Subtraction is a free HTML5 maths game from MathsFrame. I designed this resource to help children to visualise the relationship between addition and subtraction. They can then use this relationship to solve missing number problems. There are a wide range of levels, from adding within 20 to using a calculator to add and subtract 5 digit numbers and decimals.

Classroom use

  • Use the game as a short warm-up, independent practice station, or end-of-lesson challenge.
  • Ask the learner to explain one answer after each round instead of focusing only on speed.
  • Choose the level inside the game that matches the learner’s current objective.

Source and play

Open the original MathsFrame game

The embedded player below loads the original game page. If the embedded player is blocked by a browser or network policy, use the original-game link above.