Mixed Numbers and Fractions Concepts

In this video, Mr. J explains how to subtract mixed numbers with borrowing. The tutorial covers two examples: 9 1/6 minus 5 1/2 and 8 2/3 minus 2 6/7. The process involves setting up the problems vertically, finding common denominators, borrowing from whole numbers, and simplifying the results. The video provides a clear, step-by-step guide to ensure understanding of the subtraction process.

What is the first step in subtracting mixed numbers with different denominators?

• Subtract the whole numbers first

• Find a common denominator

• Multiply the fractions

• Add the fractions

Tags

CCSS.7.NS.A.1C

In the example 9 and 1/6 minus 5 and 1/2, what is the least common denominator?

• 12

• 2

• 3

• 6

Tags

CCSS.7.NS.A.1C

After borrowing in the first example, what is the new fraction to subtract from?

• 8/6

• 7/6

• 10/6

• 9/6

What is the simplified form of 4/6?

• 5/6

• 3/4

• 1/2

• 2/3

In the second example, what is the least common denominator for 3 and 7?

• 14

• 21

• 28

• 35

Tags

CCSS.7.NS.A.1C

What is the result of 14/21 minus 18/21?

• -3/21

• 3/21

• -4/21

• 4/21

Tags

CCSS.7.NS.A.1C

After borrowing in the second example, what is the new fraction to subtract from?

• 38/21

• 35/21

• 36/21

• 37/21

What is the simplified form of 17/21?

• 15/21

• 14/21

• 17/21

• 16/21

Tags

CCSS.7.NS.A.1C

What is the final answer for the subtraction 8 and 2/3 minus 2 and 6/7?

• 5 and 17/21

• 6 and 17/21

• 5 and 16/21

• 6 and 16/21

What should you always check for in the fractional part of a mixed number?

• If it is greater than 1

• If it is less than 1

• If it is a whole number

• If it can be simplified