Operations with Fractions and Mixed Numbers

Mr. Mahmud provides a comprehensive guide on fractions, covering addition, subtraction, multiplication, and division. He explains the importance of common denominators, how to handle mixed numbers, and introduces the KFC method for dividing fractions. The video is aimed at GCSE maths revision, offering tips and tricks to help students understand and solve fraction problems effectively.

What is the first step when adding fractions with the same denominator?

• Add the denominators

• Add the numerators

• Multiply the fractions

• Subtract the numerators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

When subtracting fractions with the same denominator, what should you do with the denominators?

• Add them

• Subtract them

• Leave them unchanged

• Multiply them

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

How do you make denominators the same when adding fractions with different denominators?

• Add the numerators

• Find a common multiple

• Subtract the denominators

• Multiply the numerators

Tags

CCSS.7.NS.A.1C

What is the result of adding 3/4 and 2/3 after finding a common denominator?

• 12/17

• 5/7

• 17/12

• 6/7

Tags

CCSS.7.NS.A.1C

When adding mixed numbers, what is the first step?

• Add the fractions

• Subtract the whole numbers

• Add the whole numbers

• Multiply the fractions

How do you simplify an improper fraction?

• Add the numerator and denominator

• Multiply the numerator and denominator

• Subtract the numerator from the denominator

• Convert it to a mixed number

Tags

CCSS.5.NF.B.6

What is the rule for multiplying fractions?

• Add the numerators and denominators

• Divide the numerators and denominators

• Multiply the numerators and denominators

• Subtract the numerators and denominators

Before multiplying mixed numbers, what should you do?

• Multiply the whole numbers

• Subtract the fractions

• Add the whole numbers

• Convert them to improper fractions

Tags

CCSS.6.NS.A.1

What is the first step in dividing fractions?

• Multiply the fractions

• Keep the first fraction the same

• Flip the first fraction

• Add the fractions

Tags

CCSS.6.NS.A.1

What is the result of dividing 4/5 by 2/3 using the keep-flip-change method?

• 8/15

• 12/10

• 10/12

• 6/5

Tags

CCSS.6.NS.A.1