Writing Percent Equations

Converting Decimals to Percentages

When converting decimals to percents, move the decimal point two places to the right.

For example: .15 = 15%

Multiple Choice

Change to a percent:
0.36

• 36%

• 360%

• 3.6%

• .36%

Multiple Choice

Change to a decimal: 5%

• 0.005

• .5

• 0.05

• 5

Drag and Drop

What is the percent equation?

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= ​

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part

percent (%)

whole

Finding Percentages

When trying to find a stated percent of a whole, simply turn your percent into a decimal by moving your decimal two places to the left and multiply.

For example: 50% of 30

50% should become .50

.50 times 30 = 15

Drag and Drop

I can use the percent equation.

Write an equation for the problem: What number is 8% of 50?

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X

0.08

50

Draw

Label the parts of the percent proportion.

Finding Percentages

Multiple Choice

Find  $$25\%$$  of  $$16$$  

• $$1.6$$  

• $$8$$  

• $$4$$  

• $$\frac{16}{25}$$  

Multiple Choice

45 is what percent of 60?

• 75%

• 70%

• 25%

• 60%

Multiple Choice

What is 60% of 40?

• 2400

• 66.7

• 16

• 24

Math Response

I can use the percent equation or proportion.

Solve: $$6\ is\ 15\%\ of\ what\ number?\$$

Type answer here

Correct Answer: 40

Deg^°

Rad

Fill in the Blank

I can use the percent equation or proportion.

Solve: $$What\ percent\ is\ 22\ of\ 11?\$$

Fill in the Blank

I can find the percent of a number.

What is 1.2% of 64? Round your answer to the nearest tenth!

Fill in the Blank

I can find the percent of a number.

Jerilyn made 40 treats for her birthday. She gave 4 away to her family before taking the rest to school. What percent did she give away to her family?

Multiple Choice

A $10 shirt is on sale for 25% off the price. What is the sale price of the shirt?

• $7.50

• $2.50

• $12.50

• $17.50

Fill in the Blank

I can use the percent equation or proportion.

What is 20% of 70?

Poll

Think about what we have learned over the last week. Give me your fist to 5 on your understanding of this week's topics. This will help me to know if this group is ready to move on or needs more time.

• 0/1

  I don't understand it and

  I need help.

• 2

  I need more practice and examples.

• 3

  I understand it pretty well.

• 4

  I mostly understand

  (can show it).

• 5

  I completely understand

  (can teach it).