The Center of Math Blog

DO the math, DON'T overpay. We make high quality, low-cost math resources a reality.

Tuesday, July 3, 2018

Problem of the Week 7-3-18: Invariant Sums of Digits [Number Theory]

Check out this Problem of the Week.
Be sure to let us know how you solved it in the comments below or on social media!



Solution below.

Solution


Video


Posted by at
Labels: ,

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)