Exploring Operations with Fractions

This video tutorial is part two of a series on fractions, focusing on the four operations: addition, subtraction, multiplication, and division. It begins with a brief recap of part one, which covered converting between mixed numbers and improper fractions. The tutorial then provides detailed explanations and examples for each operation, including finding common denominators for addition and subtraction, simplifying results in multiplication, and using reciprocals for division. The video also includes practice problems for viewers to try on their own.

What is the first step in adding fractions?

• Add the numerators

• Find a common multiple of the denominators

• Convert to improper fractions

• Multiply the denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

If you have 3/4 and 2/3, what is the common denominator you should use?

• 6

• 8

• 12

• 24

What is the result of adding 7/10 and 1/3?

• 21/30

• 8/13

• 1 and 1/30

• 31/30

Tags

CCSS.7.NS.A.1C

What is the main difference between adding and subtracting fractions?

• Converting to improper fractions

• Subtracting the numerators

• Multiplying the numerators

• Finding a common denominator

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the rule for multiplying fractions?

• Add the numerators and denominators

• Multiply the numerators and denominators

• Find a common denominator

• Convert to mixed numbers

Tags

CCSS.5.NF.B.6

How do you simplify the fraction 6/15?

• Divide both numerator and denominator by 2

• Divide both numerator and denominator by 3

• Subtract 3 from both numerator and denominator

• Multiply both numerator and denominator by 3

What is the first step when multiplying mixed numbers?

• Multiply the denominators

• Find a common denominator

• Convert to improper fractions

• Add the numerators

Tags

CCSS.5.NF.B.6

What is the reciprocal of 2/3?

• 3/1

• 2/1

• 1/2

• 3/2

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What is the result of dividing 3/4 by 2/3?

• 6/12

• 9/8

• 3/2

• 8/9

Tags

CCSS.6.NS.A.1

What is the final step in dividing fractions?

• Add the numerators

• Find a common denominator

• Multiply by the reciprocal

• Convert to mixed numbers

Tags

CCSS.6.NS.A.1