Danielle's friend called her asking for a piece of rope that is 3/10 of a yard long. danielle has one that is 5/7 of a yard long. how can danielle figure out if this is long enough for her friend to use?
a.
subtract the numerators and denominators to make a new fraction.
b.
change 5/7 to a mixed number.
c.
multiply 3/10 by 5/7.
d.
find a common denominator. multiply and divide by suitable numbers and make each fraction to have common denominator and then compare the numerators.