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Whole numbersMCQ · 1 mark

What is eighty-six thousand and fifteen in numerals?

  1. 8615
  2. 86 015
  3. 860 015
  4. 860 150
Need a hint?

Break the number into 'thousands' and 'ones'. Eighty-six thousand is 86 followed by three zeros. Then add fifteen.

Worked answer

  1. Eighty-six thousand is 86 000.
  2. Fifteen is 15.
  3. 86 000 + 15 = 86 015.
Answer: 86 015

The mistake this question tests

Habit

Calculation slip

Pupils often write 8615 by forgetting the placeholder zero for the hundreds digit, or they misplace the digits to get 860 015 or 860 150.

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