Lesson eLearning

In the pattern 5, 10, 15, 20, ___, what number comes next?

easy 1 mark Class 3 · Mathematics · Play with Patterns
Answer
25

The correct answer is 25 — Add this common difference of 5 to the last term: .

Step-by-step solution

  1. The pattern increases by 5 each time: , , .
  2. Add this common difference of 5 to the last term: .
Common mistake: Subtracting instead of adding the common difference

Concept tested: Arithmetic progression

Published · How this solution was prepared and checked

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