Question

Write the mixed fraction $7\frac{3}{40}$ as a decimal number.

Answer 1

Writing $7\frac{3}{40}$ in decimal form:

$7\frac{3}{40}=7+\frac{3}{40}$

$=7+\frac{3\times 25}{40\times 25}$

$=7+\frac{75}{1000}$

$=7+0.075$

$=7.075$

Hence, the mixed fraction $7\frac{3}{40}$ as a decimal number is $7.075$.