This study notes covers Worked Example 4: Ordering Mixed FDP within FDP Conversions for GCSE Mathematics. Revise FDP Conversions in Number for GCSE Mathematics with 12 exam-style questions and 22 flashcards. This topic appears less often, but it can still be a useful differentiator on mixed-topic papers. It is section 10 of 15 in this topic. Use this study notes to connect the idea to the wider topic before moving on to questions and flashcards.
Worked Example 4: Ordering Mixed FDP
Order from smallest to largest: 0.6, 3/5, 65%
Solution
Convert all to decimals:
0.6 = 0.6
3/5 = 3÷5 = 0.6
65% = 0.65
Order: 0.6 = 0.6 < 0.65
Answer: 0.6 = 3/5 < 65%
Practice questions for FDP Conversions
Which decimal is equal to 3/4?
Explain why 1/3 cannot be written as an exact decimal, and write 1/3 using correct notation for recurring decimals.
Quick recall flashcards
Halves family
1/2 = 0.5 = 50%
Must know instantly!
FDP Triangle
F (top)
D (left) ← → P (right)
F→D: divide
F→P: ×100
D→P: ×100