Standard Mathematics Primary 4 Decimals

Express 7/20 as a decimal.

A 0.35
B 0.7
C 3.5
D 7.20
Show Worked Solution

Worked Solution

Step 1: Convert the denominator to a power of 10. 20 × 5 = 100 → multiply both numerator and denominator by 5. Step 2: Multiply numerator by the same factor. 7 × 5 = 35 So 7/20 = 35/100 Step 3: Read 35/100 as a decimal. 35/100 means 35 hundredths = 0.35 Final answer: 0.35 Verification: 0.35 = 35/100 = 7/20 ✓

Correct answer: 0.35

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