Lesson eLearning

In a classroom there are 25 marbles. 7 marbles are taken out for a game, then 4 marbles are added back. How many marbles are left?

medium 2 marks Class 2 · Mathematics · Give and Take
Answer
22

The correct answer is 22 — Common_mistake: Forgetting to add the marbles that were added back.

Step-by-step solution

  1. Subtract the marbles taken out: .
  2. Add the marbles added back: .
  3. Answer is .
  4. Concept: Add after subtract.
  5. Common_mistake: Forgetting to add the marbles that were added back.
Common mistake: Forgetting to add the marbles that were added back

Concept tested: Add after subtract

Published · How this solution was prepared and checked

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