Subtracting Fractions with Unlike Denominators

Subtracting Fractions with Unlike Denominators
Introduction

Fractions represent parts of a whole. When subtracting fractions with unlike denominators, the parts must first be made equal in size before they can be c...

Mia was helping her mom bake cookies. Her mom likes them a bit sweeter, so Mia measured 3/4 cup of sugar into a bowl.

But before mixing it in, she thought it might be too sweet, so she scooped out 1/2 cup.

She wanted to figure out how much sugar she actually added to the cookies. To find that out, she needed to subtract t...