This exam tips covers Exam Tips within Integers & Decimals for GCSE Mathematics. Revise Integers & Decimals in Number for GCSE Mathematics with 14 exam-style questions and 22 flashcards. This topic appears regularly enough that it should still be part of a steady revision cycle. It is section 12 of 13 in this topic. Treat this as a marking guide for what examiners are looking for, not just a fact list.
Exam Tips
- Show working: Write out decimal alignment clearly
- Estimate first: Check your answer is sensible
- Money context: Always give 2 decimal places for pounds
- Calculator use: Check decimal point entry carefully
- Units: Convert to same units before calculating (m and cm)
Practice questions for Integers & Decimals
What is the value of the digit 4 in the number 12.345?
Explain how to multiply two decimal numbers without a calculator.
Quick recall flashcards
What is a decimal?
A number with a decimal point showing parts of a whole. The digits after the point represent tenths, hundredths, thousandths, etc.
Money calculation
£4.25 + £12.30 + £8.75
Line up decimals:
4.25
12.30
+ 8.75
------
25.30
Answer: £25.30