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Year 5 · Place Value

Powers of 10

A power is repeated multiplication: 2⁴ = 2 × 2 × 2 × 2 = 16.

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How to do it

  1. The big number is the base, the small number says how many times.
  2. Powers of 10 are a 1 followed by that many zeros.

Worked example

Write 6 × 6 × 6 as a power.
6 is multiplied 3 times, so the base is 6 and the index is 3: 6³.
Answer: 6^3

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Watch out
2³ is 8, not 6.

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