Mathematics for IGCSE & O level - Fractions, Decimals And Percentages (Section 2 - No. 12)
Which of the following fractions can be expressed as a terminating decimal?
1/2
1/3
1/4
1/5
Explanation
Terminating decimals have a finite number of digits. These only occur when the denominator has prime factors of 2 or 5.
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