Converting/Comparing Fractions Decimals and Percents

Write the fraction as a decimal.

Write 234% as a decimal.

The number of students in band increased by a factor of 1.5. Write 1.5 as a percent.

• 15%

• 1.5%

• .015%

• 150%

Write .64 as a fraction in simplest form.

What percent of the circle is not shaded?

• 25%

• 50%

• 10%

• 2%

Write the following numbers in ascending order.

​​–2 3/8, –0.85, 4/3 , 1 2/5, –8/6, 0.8

• –2 3/8, –8/6, –0.85, 0.8, 4/3 , 1 2/5

• –8/6, –0.85, 0.8, 4/3 , 1 2/5, –2 3/8

• –2 3/8, 1 2/5, 4/3 , 0.8, –0.85, –8/6

• 1 2/5, 4/3 , 0.8, –0.85, –8/6, –2 3/8

A repeating decimal or decimal that terminates is called a 

• Natural Number

• Irrational Number

• Rational Number

• Whole Number

Lucy estimated that it would take 4,000 grains of sand to make a pound. That would mean that each grain of sand weighs 1/4000 of a pound. In decimal form, that weight would be 0.00025 of a pound. Express this in scientific notation?

• 2.5 × 10^–4 pounds

• 4 × 10^–3 pounds

• 2.5 × 10^–3 pounds

• 2.5 × 10^–5 pounds

Benjamin believes that 𝟏/𝟐% is equivalent to 𝟓𝟎%. Is he correct? Why or why not?

• Benjamin is not correct because 𝟏/𝟐% is equivalent to 𝟎.𝟓𝟎%, which is equal to 𝟏/𝟐/𝟏𝟎𝟎 . The second percent is equivalent to 𝟓𝟎/𝟏𝟎𝟎 . These percents are not equivalent.

• Benjamin is correct because 𝟏/𝟐% is equivalent to 𝟎.𝟓𝟎%, which is equal to 𝟏/𝟐/𝟏𝟎𝟎 . These percents are equivalent.

Fill in the chart converting between fractions, decimals, and percents.

What is the decimal form of 2/5%?

• 0.125

• 0.004

• 12.5

• 112.5