Math Mountains - cloudfront.net

Math Mountains
Tiny Tumblers story:
Tumblers live in cozy houses on top of
the mountain. Each morning after
breakfast they tumble down the
mountain to play on the mountain’s
sides. The number of tumblers on each
side of the mountain match the
number on the top.
Using Math Mountains
1. Find the partners of a given total:
2. Find an unknown partner:
3. Use Math Mountains to solve a story problem: