Operations with Fractions and Mixed Numbers

This video tutorial covers operations with fractions and mixed numbers, including addition, subtraction, multiplication, and division. It explains how to handle like and unlike fractions, convert mixed numbers to improper fractions, and use methods like the butterfly method and keep-change-flip for efficient calculations. The tutorial emphasizes the importance of simplifying results and provides step-by-step instructions for each operation.

What is the first step when adding unlike fractions?

• Subtract the denominators

• Find a common denominator

• Add the numerators directly

• Multiply the fractions

Tags

CCSS.7.NS.A.1C

When adding like fractions, what do you do with the denominators?

• Keep them the same

• Subtract them

• Multiply them

• Add them together

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

What method is used to add fractions with different denominators?

• Cross-multiplication

• Butterfly method

• Square root method

• Long division

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the first step in subtracting mixed numbers?

• Subtract the whole numbers first

• Use the butterfly method

• Find a common denominator

• Convert them to improper fractions

Tags

CCSS.7.NS.A.1C

How do you handle the denominators when subtracting like fractions?

• Add them together

• Subtract them

• Keep them the same

• Multiply them

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

What is the key advantage of multiplying fractions?

• No need for common denominators

• Always results in a whole number

• Simplifies the fractions automatically

• Requires less steps than addition

Tags

CCSS.5.NF.B.6

When multiplying mixed numbers, what is the first step?

• Find a common denominator

• Convert them to improper fractions

• Use the butterfly method

• Add the whole numbers

Tags

CCSS.5.NF.B.6

What method is used to divide fractions?

• Keep-change-flip

• Long division

• Cross-multiplication

• Square root method

Tags

CCSS.6.NS.A.1

What should you do with mixed numbers before dividing them?

• Convert them to improper fractions

• Subtract the whole numbers first

• Use the butterfly method

• Find a common denominator

What is the final step after performing operations with fractions?

• Use the butterfly method

• Add the whole numbers

• Find a common denominator

• Convert the result to a mixed number if needed

Tags

CCSS.7.NS.A.1C