Dividing Whole Numbers by Mixed Numbers

In this video, Mr. Jay explains how to divide a whole number by a mixed number using the example of 10 divided by 4 and a half. The process involves converting both numbers into improper fractions, applying the 'keep, switch, flip' method, and then converting the result back into a mixed number. The video provides a step-by-step guide, including a recap of the conversion process from improper fractions to mixed numbers, ensuring the viewer understands each part of the calculation.

What is the first step in dividing a whole number by a mixed number?

• Convert the whole number to a decimal.

• Rewrite the problem in fractional form.

• Add the whole number and the mixed number.

• Multiply the whole number by the mixed number.

Tags

CCSS.3.NF.A.3C

How do you convert a whole number into a fraction?

• Multiply it by 2.

• Add 1 to it.

• Divide it by 2.

• Put it over 1.

What is the improper fraction form of 4 and a half?

• 10/2

• 8/2

• 5/2

• 9/2

What does the 'switch' step in 'keep, switch, flip' refer to?

• Switching the mixed number to a whole number.

• Switching the numerator and denominator.

• Switching the division to multiplication.

• Switching the whole number to a fraction.

Tags

CCSS.6.NS.A.1

After applying 'keep, switch, flip', what is the next step?

• Multiply the fractions.

• Subtract the fractions.

• Divide the fractions.

• Add the fractions.

What is the improper fraction result of 10 divided by 4 and a half?

• 24/9

• 18/9

• 20/9

• 22/9

How do you convert an improper fraction to a mixed number?

• Multiply the numerator by the denominator.

• Divide the numerator by the denominator.

• Subtract the numerator from the denominator.

• Add the numerator and the denominator.

What is the mixed number form of 20/9?

• 2 and 1/9

• 2 and 3/9

• 2 and 2/9

• 2 and 4/9

Tags

CCSS.4.NBT.B.6

What is the remainder when 20 is divided by 9?

• 4

• 3

• 2

• 1

What is the common factor between 2 and 9 in the mixed number 2 and 2/9?

• 2

• 3

• 9

• 1