Decimal to Percent Word Problems

Debbie is baking cookies. Of the cookies she is baking, 0.625 are chocolate chip cookies. What percent of the cookies are chocolate chip cookies?

Convert 0.625 to a percent.

Answer explanation

To convert a decimal to a percent,

1. move the decimal point 2 places to the right

2. add the "%" sign

(Note: insert extra "0's" as needed)

Andre took a quiz and got .85 of the questions right. What was his grade percentage?

Convert .85 to a percent

Answer explanation

To convert a decimal to a percent,

1. move the decimal point 2 places to the right

2. add the "%" sign

(Note: insert extra "0's" as needed)

John had a bag of candy. 0.08 of the candy was sour. What percentage of the bag is sour?

Convert 0.08 to a percent.

Answer explanation

To convert a decimal to a percent,

1. move the decimal point 2 places to the right

2. add the "%" sign

(Note: insert extra "0's" as needed)

As part of a survey, students were asked to name their favorite social media. The results showed that 0.04 of the students named Facebook. What percentage of the students is this?

Convert 0.04 to a percent.

Answer explanation

To convert a decimal to a percent,

1. move the decimal point 2 places to the right

2. add the "%" sign

(Note: insert extra "0's" as needed)

At the craft store, Stanley bought a bag of yellow and purple marbles. 0.7 of the marbles were yellow. What percentage of the marbles were yellow?

Convert 0.7 to a percent.

Answer explanation

To convert a decimal to a percent,

1. move the decimal point 2 places to the right

2. add the "%" sign

(Note: insert extra "0's" as needed)

A factory made packs of gum. 0.32 of the packs contained mint-flavored gum. What percent of the packs of gum were mint-flavored?

Convert 0.32 to a percent.

Answer explanation

To convert a decimal to a percent,

1. move the decimal point 2 places to the right

2. add the "%" sign

(Note: insert extra "0's" as needed)

Matthew has a collection of miniature cars. 0.75 of the cars are metal. What percent of the cars were made of metal?

Convert 0.75 to a percent.

Answer explanation

To convert a decimal to a percent,

1. move the decimal point 2 places to the right

2. add the "%" sign

(Note: insert extra "0's" as needed)

What is .65 when converted to a percent?

• 650%

• .65%

• 6.5%

• 65%

What is .09 when converted to a percent?

• 9%

• 90%

• .9%

• .09%

What is 1.42 when converted to a percent?

• 1.42%

• 142%

• .142%

• 14.2%