IGCSE Maths / Fractions, decimals and rounding

Ordering decimals revision notes

Edexcel International GCSE Maths (4MA1), chapter 1: Fractions, decimals and rounding, specification point 1.3c-f. Part of the full course.

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To order decimals with different numbers of decimal places, pad them with zeros at the end so they have the same length. Then compare the digits from left to right, starting with the tenths.

More lessons in Fractions, decimals and rounding

• Directed numbers
• Equivalent fractions and simplifying
• Mixed numbers and improper fractions
• Adding and subtracting fractions
• A fraction of a quantity
• Multiplying and dividing fractions
• Fractions, decimals and percentages
• Recurring decimals to fractions
• Mixed recurring decimals
• Rounding to decimal places and significant figures
• Estimating by rounding
• Finding upper and lower bounds
• Calculating with bounds