2.1.1 Fraction to Decimal Conversion

2-8 How many tenths are in one whole? How many hundredths?

Answer explanation

10 tenths in a whole, 100 hundredths in a whole.

2-9 Convert the fraction to a decimal. NO CALCULATORS!

 $\frac{2}{5}$  

2-9b. Convert the fraction to a decimal. NO CALCULATORS!

 $\frac{3}{8}$  

2-9c. Convert the fraction to a decimal. NO CALCULATORS!

 $\frac{30}{20}$  

2-10 Mario ordered a pizza for dinner. When it arrived, Mario quickly ate 1/8 of the pizza. While Mario was getting napkins, his pet poodle ate 1/3 of the pizza.

a. How much of the pizza has been eaten? Write your answer as a fraction.

2-10 Mario ordered a pizza for dinner. When it arrived, Mario quickly ate 1/8 of the pizza. While Mario was getting napkins, his pet poodle ate 1/3 of the pizza.

b. How much of the pizza is left? Write your answer as a fraction.

2-10 Mario ordered a pizza for dinner. When it arrived, Mario quickly ate 1/8 of the pizza. While Mario was getting napkins, his pet poodle ate 1/3 of the pizza.

c. If 13/24 of the pizza is left, what percent is left? Round your answer to the nearest percent.

2-11 Nicole has a machine that will produce a number from 1 to 50 when she pushes a button.

What is the P (multiple of 10)?

2-11 Nicole has a machine that will produce a number from 1 to 50 when she pushes a button.

b. What is the P (not 100)?

2-11 Nicole has a machine that will produce a number from 1 to 50 when she pushes a button.

c. What is the P (not a multiple of 4)?