Multiplying with Whole Numbers

Multiplying with Whole Numbers

​When multiplying fractions and whole numbers

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• ​you turn whole numbers into fractions

• ​to turn a whole number into a fraction you simply do so by putting it over 1

Multiple Choice

3.  To turn the number 4 into a fraction

• you put the four over 1

• you put the four over 0

• you leave the four alone

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Let's practice turning whole numbers into fractions!

Multiple Choice

5.   fIve as a fraction would be

• 5/5

• 5/0

• 5

• 5/1

Multiple Choice

6.   To turn the number 4 into a fraction

• you put the four over four

• you put the four over one

• you put the four over zero

​When multiplying factions and whole numbers

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• ​If there are any mixed numbers you turn them into improper fractions.

• ​To turn a mixed number into an improper fraction you must first multiply the denominator by the whole number.

• ​Then, you add the numerator.

• ​Place that answer back over the denominator that was in the original fraction.

Multiple Choice

9. What is the first step in turning a mixed number into an improper fraction?

• Multiply the denominator and the whole number

• Adding the numerator to the denominator

• Keeping the denominator the same.

Multiple Choice

10.  After you multiply the denominator and the whole number you must

add the numerator

subtract the numerator

• keep the denominator the same

• Multiply the numerator

• subtract the numerator

• add the numerator

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Turning an improper fraction into a mixed number

​To turn an improper fraction into a mixed number

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• ​You divide the the denominator into the whole number.

• ​The quotient becomes the numerator.

• ​The remainder becomes the numerator.

• ​The denominator stays the same.

• ​Reduce if needed (simplify)

Multiple Choice

14. To turn an improper fraction into a mixed number you first

• keep the same denominator

• multiply the denominator and numerator

• divide the denominator into the numerator

Multiple Choice

15. The remainder becomes the

numerator

• denominator

• whole number

• numerator

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Multiplying fractions and whole numbers practice

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If you have paper and a pencil you may find it useful at this time

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Multiple Choice

17.)    $$\frac{3}{9}\ \times\ \ 2\ =\$$  

• $$\frac{6}{18}$$  

• $$\frac{3}{18}$$  

• $$\frac{9}{6}$$  

• $$\frac{2}{3}$$  

Multiple Choice

18.) 5 x $$\frac{1}{8}$$   =

• $$\frac{51}{8}$$  

• $$5\ \frac{1}{8}$$  

• $$\frac{5}{8}$$  

• $$\frac{1}{8}$$  

Multiple Choice

19.)    $$\frac{2}{9}\ \ \times\ \ 5\ \ =\$$  

• $$\frac{2}{45}$$  

• $$\frac{10}{45}$$  

• $$1\ \frac{3}{4}$$  

• $$1\ \frac{1}{9}$$  

Multiple Choice

20.) 4 x $$\frac{3}{4}$$   =

• 3

• $$\frac{1}{3}$$  

• $$\frac{7}{4}$$  

• $$\frac{12}{16}$$  

Multiple Choice

21.) Jeremiah collected ¹/₂ of a bin of glass bottles to recycle. Shari collected 3 times as many bins as Jeremiah. How many bins of bottles did Shari collect?

• $$\frac{3}{6}$$  

• 3

• $$3\ \frac{1}{2}$$  

• 1  $$\frac{1}{2}$$