Students put all their addition and subtraction skills together to solve equations. In this lesson, students put all their addition and subtraction skills together to solve equations. Julia begins ...

A key part—though surely not the only part—of early-grades math is ensuring students get the basic arithmetic functions down and, beyond that, making sure they’re able to swiftly and automatically ...

All those long multiplication tables. Timed tests and “mad minutes” of worksheet problem-solving. Fluency drills. Somehow, getting kids to know their basic math facts continues to be at the heart of ...

Solve real world problems with addition and subtraction within 1,000. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Use visual models and place ...

Tricky Math Riddles: The brain needs regular exercise to function well, and nothing stimulates it like solving riddles, puzzles, and brain teasers. These are fun and easy-to-do things that can work ...

TikTok users are sharing an addition problem that seems easy enough at first glance, but people’s mental arithmetic skills get tripped up by the same part of it. All you have to do is add up the ...