Common Denominators Copyright © 2013 Kelly Mott
Common Denominators Part 1: LessonLesson Copyright © 2013 Kelly Mott
FOCUS QUESTION: How do I make fractions have common denominators? Copyright © 2013 Kelly Mott
To make fractions have common denominators: 1.Find the least common multiple. 2.Multiply 3.Whatever you do to the top, you have to do to the bottom. Copyright © 2013 Kelly Mott and
PRACTICE: Let’s try a few! Copyright © 2013 Kelly Mott
To make fractions have common denominators: 1.Find the least common multiple. 2.Multiply 3.Whatever you do to the top, you have to do to the bottom. Copyright © 2013 Kelly Mott and
To make fractions have common denominators: 1.Find the least common multiple. 2.Multiply 3.Whatever you do to the top, you have to do to the bottom. Copyright © 2013 Kelly Mott and
To make fractions have common denominators: 1.Find the least common multiple. 2.Multiply 3.Whatever you do to the top, you have to do to the bottom. Copyright © 2013 Kelly Mott and
To make fractions have common denominators: 1.Find the least common multiple. 2.Multiply 3.Whatever you do to the top, you have to do to the bottom. Copyright © 2013 Kelly Mott and
To make fractions have common denominators: 1.Find the least common multiple. 2.Multiply 3.Whatever you do to the top, you have to do to the bottom. Copyright © 2013 Kelly Mott and
PRACTICE: Now let’s tell if each pair of fractions is equivalent. Copyright © 2013 Kelly Mott
Remember that equivalent fractions are equal. They are worth the same. Find the common denominator. Then use = or = to show whether they are equivalent. Copyright © 2013 Kelly Mott
Remember that equivalent fractions are equal. They are worth the same. Find the common denominator. Then use = or = to show whether they are equivalent. Copyright © 2013 Kelly Mott
Remember that equivalent fractions are equal. They are worth the same. Find the common denominator. Then use = or = to show whether they are equivalent. Copyright © 2013 Kelly Mott
Remember that equivalent fractions are equal. They are worth the same. Find the common denominator. Then use = or = to show whether they are equivalent. Copyright © 2013 Kelly Mott
Remember that equivalent fractions are equal. They are worth the same. Find the common denominator. Then use = or = to show whether they are equivalent. Copyright © 2013 Kelly Mott
Remember that equivalent fractions are equal. They are worth the same. Find the common denominator. Then use = or = to show whether they are equivalent. Copyright © 2013 Kelly Mott
Remember that equivalent fractions are equal. They are worth the same. Find the common denominator. Then use = or = to show whether they are equivalent. Copyright © 2013 Kelly Mott
PRACTICE: Word Problems Copyright © 2013 Kelly Mott
1. Adam drew two same sized rectangles and divided them into the same number of equal parts. He shaded 1/3 of one rectangle and 1/4 of the other rectangle. What is the least number of parts into which both rectangles could be divided? Question:Steps: Solve:Answer in Words: Copyright © 2013 Kelly Mott
2. Mera painted equal sections of her bedroom wall to make a pattern. She painted 2/3 of the wall white and ½ of the wall lavender. Write an equivalent fraction for each using a common denominator. Question:Steps: Solve:Answer in Words: Copyright © 2013 Kelly Mott
How did you do? Copyright © 2013 Kelly Mott