What is 1 and 7/2 as a Decimal?

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What is 1 7/2 as a decimal?

Answer

Fraction 1 7/2 as a decimal is
4.5

Exact, terminating: denominator 2 has only 2s and 5s · 1 decimal place

1 7/2: whole part, then 7 ÷ 2

7 = 3 × 2 + 1: whole part 1 + 3 = 4, then divide the remainder 1

remainder×10= digit × 2 + new remainderdigit
1105 × 2 + 05

The remainder reaches 0 after 1 step → 0.5 ends.

4 + 0.5 = 4.5

See Also

Fraction to Decimal Conversion Table

FAQ

What is 1 7/2 as a decimal?

Fraction 1 7/2 as a decimal is 4.5

How do you convert 1 7/2 to a decimal?

To convert 1 7/2 to a decimal, divide the numerator by the denominator, 7 ÷ 2 = 3.5, then add the whole part: 1 + 3.5 = 4.5.

Why is 1 7/2 a terminating decimal?

In lowest terms its denominator 2 has no prime factors other than 2 and 5, so the division ends after 1 decimal place: 1 7/2 = 4.5.

What is 1 7/2 as a percent?

Multiply by 100: 1 7/2 = 450%.