Decimals (Interconversion between a decimal and a fraction): แบบฝึกหัด

Which of the following fractions is equivalent to the decimal \( 0.72 \)?

Convert the mixed number \( 2\frac{3}{8} \) into a decimal.

Convert the improper fraction \( \frac{37}{8} \) into a decimal.

Convert the fraction \( \frac{3}{5} \) into a decimal.

Express the fraction \( \frac{13}{250} \) as a decimal.

Convert the decimal \( 0.35 \) into a fraction in its simplest form.

Convert the fraction \( \frac{23}{8} \) into a decimal.

A recipe requires \( 3\frac{7}{40} \) cups of flour. Express this amount as a decimal, and find the total amount of flour needed if the recipe is doubled, giving the result as a decimal.