Question

you have 3/6 cup of brown sugar in your cupboard .the recipe for a dessert calls for 1/5 cup of brown sugar .how much brown sugar would you have left if you made the dessert ? would i subtract 3/6-1/5

Answer 1

yes

Answer 2

am i finding the lcm or lcd

Answer 3

help here ?

Answer 4

In order to add or subtract fractions you need a common denominator. In order to find a common denominator you need to find the least common multiple of all the denominators present in the problem.