Class 6 · Olympiad Prep

Find the sum of −15 and −9.

  • A.−24 ✓
  • B.−6
  • C.6
  • D.24
Explanation: Adding two negatives: add their values (15+9=24) and keep the negative sign, giving −24.

Class 6 IMO Mathematics Olympiad practice · Number Sense · Integers — The Other Side of Zero

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