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In the pattern of perfect squares 1, 4, 9, 16, 25, ... what is the 6th number?

hard 3 marks Class 2 · Mathematics · Patterns
Answer
36

The correct answer is 36 — Therefore the 6th number in the sequence is 36.

Step-by-step solution

  1. Recognise that the numbers are squares of natural numbers:
  2. The 6th natural number is 6.
  3. Square 6 to get .
  4. Therefore the 6th number in the sequence is 36.
Common mistake: Adding 1 to the previous term instead of squaring

Concept tested: Square numbers pattern

Published · How this solution was prepared and checked

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