What is the smallest positive number that must be added to 718 to make it divisible by 9?
- A.4
- B.3
- C.1
- D.2 ✓
Explanation: 718 ÷ 9 leaves a remainder, and adding 2 reaches the next multiple of 9.
Class 6 IMO Mathematics Olympiad practice · Number Sense · Factors, Multiples & Primes
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