12 January 2026

Challenging Question #1

Find the answer without the use of a calculator.

Click HERE to post your answer

  • Black: 0 point [0 submission] 
  • Green: 0 point [1 submission]
  • Orange: 4 points [3 submissions]
  • White: 5 points [4 submissions]
  • Yellow: 1 point [1 submission]
Suggested solution/ working





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