Like fractions are the fractions which have the same denominator and unlike fractions are the fractions which do not have the same denominator.
Like fractions have the same denominator, unlike fractions don't.
Like fractions have the same denominators (bottom part of fraction), unlike fractions do not.
Unlike. Unlike. Unlike. Unlike.
fractions having same denominators are like fractions & others are unlike fractions
like fractions,unlike fractions proper fractions ,improperfractions equivalent fractions
"Un" means "not." Unlike fractions are not alike.
Change them to like fractions and proceed.