Do Now• Write the fraction as a decimal.

1)

2)

3)

4)

7.3 Percents and Decimals: Day 1

ObjectiveUse decimals to solve percent problems; change decimals to percents, percents to decimals and

fractions to percents

Homeworkp358, #14-34 even

Percents and Decimals1) To write a decimal as a percent, move the

decimal point ____________________ andput a decimal sign at the end

2) To write a percent as a decimal point, drop the percent sign (%) and move the decimal point ____________________

Example 1: Writing Decimals as Percents

Write each of the following as a percent.

1) 0.62

2) 1

3) 2.3

Example 2: Writing Percents as Decimals

Write each of the following as a decimal.

1) 75%

2) 0.4%

3) 168%

CheckpointPage 357 #’s: 1-8

Write the decimal as a percent or the percent as a decimal.

1) 0.461 5) 27%

2) 5 6) 184%

3) 1.9 7) 3%

4) 0.007 8) 0.55%

Do Now

1. Write 0.021 as a percent.

2. Write 6 as a percent.

3. Write 54% as a decimal.

4. Write 220% as a decimal.

7.3 Percents and Decimals: Day 2

ObjectiveUse decimals to solve percent problems; find the

percent of a number

Homeworkp359, #36-44 even

Example 3: Writing Fractions as Percents

• Write the following fractions as percents.

Example 4: Finding a Percent of a Number

• Find 10.5% of 5600.

Checkpoint: Page 357 #’s: 13-17• Find the percent of the number.

13)20% of 85 15) 125% of 64

14) 3.8% of 45 16) 0.5% of 600

17) In a survey of 1100 adults, 2% chose cooking as their favorite leisure activity. How many adults chose cooking?

Closure

• Write the steps for turning 14% into a decimal.

Do Now

1. Write 1.55 as a percent.

2. Write 0.95% as a decimal.

Write each fraction as a percent.

7.3 Percents and Decimals: Day 3

ObjectiveUse decimals to solve percent problems

Classwork7.3 Practice A Worksheet

Hand in when finished