With addition, subtraction, multiplication, and division at your fingertips, Excel can become your go-to calculator for everything.

Students put all of their addition and subtraction skills together to solve equations.

This Maths article shows how to add and subtract using the part-whole model.

In this KS2 Maths article you'll find out how to use mental methods when doing addition and subtraction in your head. We also have KS2 Maths videos, a quiz and lots of examples.

Addition is more intuitive and simpler, while subtraction takes some effort to think or reason. This tendency also extends to personal finance decisions.