Decimal Representation Math Example 1
Follow the full solution, then compare it with the other examples linked below.
Example 1
easyConvert to a decimal by long division, and determine whether it terminates or repeats.
Solution
- 1 Divide : goes into six times (), remainder . So far: .
- 2 goes into twice (), remainder . Decimal: .
- 3 goes into five times (), remainder . Decimal: .
- 4 Remainder is , so the decimal terminates: .
Answer
(terminating decimal)
A fraction in lowest terms terminates as a decimal if and only if its denominator has no prime factors other than and . Here , so the decimal terminates.
About Decimal Representation
Writing fractions as digits to the right of a decimal point, using place values of tenths, hundredths, thousandths, etc.
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