Basic College Mathematics (10th Edition)

Estimate 2 Exact $2 \frac{2}{5}$
$8 \frac{2}{5} \div 3 \frac{1}{2}$ Estimate Round fractions to the nearest whole number $8 \div 4$ = 2 Exact Convert mixed numbers to improper fractions $\frac{42}{5} \div \frac{7}{2}$ Multiply by the reciprocal of the divisior $\frac{42}{5} \times \frac{2}{7}$ Reduce fractions by common factor of 7 $\frac{6}{5} \times \frac{2}{1}$ = $\frac{12}{5}$ Convet improper fractions to mixed numbers $2 \frac{2}{5}$