Get out your timer and number two pencil to see if your arithmetic skills are still sharp.

Every so often it's good to exercise your brain with a math problem or two that forces you to recall principles you learned decades prior. As elementary as it might feel, you'd be surprised how easy ...

Solve word problems using a checklist. Engage in a Number Talk to find "how many." Solve addition and subtraction word problems with a Step-by-Step Visual Model checklist. Understand what the problem ...

All the Latest Game Footage and Images from Math Problem Challenge Challenge your problem solving skills in this fast paced math game. Each round consists of three math problems: addition, subtraction ...

After cracking the 'sum of cubes' puzzle for 42, mathematicians discover a new solution for 3. What do you do after solving the answer to life, the universe, and everything? If you're mathematicians ...

A new proof illuminates the hidden patterns that emerge when addition becomes impossible. The simplest ideas in mathematics can also be the most perplexing. Take addition. It’s a straightforward ...