What is 7 and 9/10 as a Decimal?

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What is 7 9/10 as a decimal?

Answer

Fraction 7 9/10 as a decimal is
7.9

Exact, terminating: denominator 10 = 2 × 5 has only 2s and 5s · 1 decimal place

7 9/10: whole part, then 9 ÷ 10

Whole part 7 stays in front; divide the fraction part:

remainder×10= digit × 10 + new remainderdigit
9909 × 10 + 09

The remainder reaches 0 after 1 step → 0.9 ends.

7 + 0.9 = 7.9

See Also

Fraction to Decimal Conversion Table

FractionDecimal
7 9/107.9
7 9/117.81
7 9/127.75
7 9/137.692307
7 9/147.6428571
7 9/167.5625
7 9/177.5294117647058823
7 9/187.5
7 9/197.473684210526315789
7 9/207.45

FAQ

What is 7 9/10 as a decimal?

Fraction 7 9/10 as a decimal is 7.9

How do you convert 7 9/10 to a decimal?

To convert 7 9/10 to a decimal, divide the numerator by the denominator, 9 ÷ 10 = 0.9, then add the whole part: 7 + 0.9 = 7.9.

Why is 7 9/10 a terminating decimal?

In lowest terms its denominator 10 = 2 × 5 has no prime factors other than 2 and 5, so the division ends after 1 decimal place: 7 9/10 = 7.9.

What is 7 9/10 as a percent?

Multiply by 100: 7 9/10 = 790%.