Fraction Operations and Concepts

Mrs. Le Mo guides fifth graders through Unit 6, Lesson 11, focusing on subtracting fractions and mixed numbers. The lesson begins with mental math strategies, progresses to complex subtraction techniques, and includes practice problems. Students engage in group activities to explore different strategies and reflect on their learning. The lesson concludes with cool down exercises to reinforce the concepts.

What is the result of adding three whole numbers to 7/8?

• 4 and 7/8

• 3 and 7/8

• 4 and 1/8

• 3 and 1/8

How can you express 1 as a fraction with a denominator of 8?

• 9/8

• 1/8

• 8/8

• 7/8

What is the first step in subtracting 7/8 from 1?

• Subtract directly

• Convert 1 to 8/8

• Convert 7/8 to 1/8

• Add 7/8 to 1

When converting a mixed number to an improper fraction, what do you do with the whole number?

• Subtract from the numerator

• Add to the numerator

• Multiply by the denominator

• Divide by the denominator

What is the improper fraction form of 3 and 5/8?

• 24/8

• 29/8

• 30/8

• 28/8

How do you find a common denominator for 5/8 and 3/16?

• Multiply 8 by 2

• Use 16

• Use 8

• Multiply 8 by 16

What is the purpose of the group activity in the lesson?

• To create a visual display of subtraction strategies

• To solve more subtraction problems

• To learn addition of fractions

• To practice multiplication

What is the result of subtracting 1 and 15/16 from 3 and 5/8?

• 2 and 11/16

• 1 and 11/16

• 2 and 1/16

• 1 and 5/16

How can you simplify 14/16?

• 7/8

• 5/8

• 3/4

• 1/2

What is the common denominator for 1/3 and 3/4?

• 8

• 12

• 9

• 15