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What rounding means

Place value chart for 7518 and 6.47 beside a number line from 300 to 400 showing 376 past the halfway point 350 and rounding to 400

Rounding changes a number to a nearby, simpler number. You might round to the nearest $10$ , $100$ , or $1000$ , or to a set number of decimal places or significant figures.

Rounding Lesson

IGCSE
Maths
Rounding

Step-by-step lessons covering CIE IGCSE Maths Rounding for Core and Extended tier. Each lesson works through exam-style questions in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) format. Start with the Core-tier fundamentals in number and algebra before moving on to the more demanding Extended-only topics like calculus-adjacent algebra and advanced trigonometry.

Lessons

x

What rounding means

Place value chart for 7518 and 6.47 beside a number line from 300 to 400 showing 376 past the halfway point 350 and rounding to 400

Rounding changes a number to a nearby, simpler number. You might round to the nearest $10$ , $100$ , or $1000$ , or to a set number of decimal places or significant figures.

Rounding Lesson

IGCSE
Maths
Rounding

Step-by-step lessons covering CIE IGCSE Maths Rounding for Core and Extended tier. Each lesson works through exam-style questions in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) format. Start with the Core-tier fundamentals in number and algebra before moving on to the more demanding Extended-only topics like calculus-adjacent algebra and advanced trigonometry.