It makes sense to calculate their percentage overages next. Using the same math, the materials cost was 5.4% over budget, and the equipment rental was 4.7% over budget.

Whether you're calculating a tip or just in need of some fast math, percentages can be something even math students goof. This video from YouTube channel MindYourDecisions shows you the easiest ...

In this KS2 Maths article you'll learn that percent, or %, means 'out of 100'. We also have KS2 Maths videos, a quiz and lots of examples.