Advanced Mathematics Primary 4 Decimals

Priya scored 0.48 out of 1 on a Mathematics competition test. Express her score as a fraction in its simplest form.

A 12/25
B 48/100
C 24/50
D 4/8
Show Worked Solution

Worked Solution

Step 1: Write 0.48 as a fraction over 100 (since there are 2 decimal places). 0.48 = 48/100 Step 2: Find the HCF of 48 and 100. Factors of 48: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48 Factors of 100: 1, 2, 4, 5, 10, 20, 25, 50, 100 HCF = 4 Step 3: Divide both numerator and denominator by 4. 48 / 4 = 12 100 / 4 = 25 Simplest form = 12/25 Step 4: Verify — HCF(12, 25) = 1, so 12/25 is fully simplified. Answer: 12/25.

Correct answer: 12/25

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free