Fractions into whole numbers
Find three whole numbers, a, b and c, which will make this fraction a whole number:
bc + ac + ab
a + b + c
Can you find a method which will give many such solutions? Explain why your method works.

Related External Resources 
Runsums
Find the smallest sum of consecutive groups of numbers.
Runsums 2
Find combinations of numbers that produce certain sums.

Submit your idea for an investigation to InterMath.
