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 ...

Match fun story problems with the correct addition or subtraction expression. Join Mrs. Gray for number talk with the Counting Buddy Junior. Then get ready to match fun story problems with the ...

In this KS2 Maths article you'll learn about some of the different methods you can use to add and subtract. We also have KS2 Maths videos, a quiz and lots of examples.

Here you will find a video about addition and subtraction. Watch this, and then test your knowledge with a short quiz before exploring the rest of the collection. This section contains videos from ...

Doing quick calculations without writing anything down can seem tricky, but with the right mental math techniques, students ...

According to the website on Earliest Uses of Various Mathematical Symbols, a book published by Henricus Grammateus in 1518 is the earliest found to use '+' for addition and '-' for subtraction.

Bring us your stories of adding and subtracting, with creative interpretations welcomed and encouraged. As always, we want you to really explore and push the theme beyond the most obvious examples.