Question

The decimal _______ is equal to the fraction $7\frac{9}{20}.$

Answer 1

Let's convert $7\frac{9}{20}$ to improper fraction -

$7\frac{9}{20}=\frac{20\times 7+9}{20}=\frac{140+9}{20}=\frac{149}{20}$

Converting fraction to decimal fraction by multiplying both numerator and denominator by $"5"$

$\frac{149\times 5}{20\times 5}=\frac{745}{100}$

$\frac{745}{100}=7.45$

Hence, the decimal form of $7\frac{9}{20}$ is $7.45$.