Question

write each fraction as a unit fraction
12/84
13/143
23/138

Answer 1

A unit fraction is a fraction whose numerator is 1.

$\frac{12}{84}=\frac{12 \div 12}{84 \div 12}=\frac{1}{7} \\ \\ \frac{13}{143}=\frac{13 \div 13}{143 \div 13}=\frac{1}{11} \\ \\ \frac{23}{138}=\frac{23 \div 23}{138 \div 23}=\frac{1}{6}$