Percents, Fractions, and Decimals

Write 65% as a decimal

• 0.65

• 6.5

• 65

• 650

Write 70% percent as a decimal

• 0.79

• 79

• 7.9

• 790

Write 35% percent as a decimal

• 0.35

• 3.5

• 35

• 3500

To convert a percent to a decimal, slide the decimal over two spaces.

That's because "percent" means per 100,

so dividing the percent by 100 moves the decimal over twice.

50% = 0.50

Ok?

• Yes!

• No, I don't like it.

Write 0.34 as a percent

• 34%

• 340%

• 3.4%

• .34%

Write 0.79 as a percent

• 7.9%

• .79%

• 79%

• 790%

Write 0.04 as a percent

• 4%

• 0.4%

• 40%

• 400%

To convert a decimal to a percent, slide the decimal over two spaces.

That's because "percent" means per 100,

so multiplying the decimal by 100 moves the decimal over twice.

0.45 = 45%

Ok?

• Yes!

• No, I don't like it.

Write 0.255 as a percent

• 255%

• 25.5%

• 2.55%

• 0.255%

Write 0.455 as a percent

• 455%

• 45.5%

• 4.55%

• 0.455%