what is 45/60 equivalent to?
\(\frac{45}{60}=\\\\\frac{45:3}{60:3}=\boxed{\frac{15}{20}}\\\\\frac{45:5}{60:5}=\boxed{\frac{9}{12}}\\\\\frac{15:5}{20:5}=\boxed{\frac{3}{4}}\\\\\frac{3\cdot10}{4\cdot10}=\boxed{\frac{30}{40}}\\\vdots\)