AMC / AIME · Divisibility · Easy
Divisibility: Find the least number to add to math to make a multiple of math.
Factors and gcd/lcm.
Try the problem
Find the least number to add to to make a multiple of .
Hint and answer
Concept to use
Basic rules.
Hint
Apply the relevant digit test or factor condition.
Answer
2
More Divisibility problems
Practice more with the free Divisibility worksheet generator, or browse the full problem library.