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

Ways to break apart numbers to solve addition & subtraction equations in a fact family. In this lesson, Julia reviews the ways to make 10 and how we can use these ways to break apart numbers to solve ...

Solving tricky maths puzzles is not about memory. These puzzles rely on your proficiency in speed and accuracy in ...

Browse 2,600+ addition and subtraction worksheet stock illustrations and vector graphics available royalty-free, or start a new search to explore more great stock images and vector art. Add or ...

A simple-looking math equation is spinning heads - leaving internet users torn over the right answer.An X ...

An apparently easy-looking math problem has left internet users scratching their heads. Give it a try to see if you can ...

The aim of this study was to investigate the strategies used by third graders in solving the 81 elementary subtractions that are the inverses of the one-digit additions with addends from 1 to 9 ...