Test Review Chapter 3

Select all the true statements about the number 31.572

• The 2 has a value of two thousandths

• The 1 is a whole number

• the 5 has a value of five tenths

• The 7 has a value of seven hundreds

Jenny rode her bike 3.42 miles over the weekend. Her mother rode 10 times as far as Jenny. How far did Jenny's mom ride?

Aly took 23.2 minutes to complete her homework. Her little brother Mathew took  $\frac{1}{10}$  
of the time to complete his homework. How long did it take Mathew to do his homework?

Round 4.583 to the nearest tenths place.

Round 6.239 to the nearest whole number

Round to the nearest hundredths place: 2.659

Find the sum of 5.38 + 3.28

Find the sum: 6.20 + 2.9

Find the difference: 5.237 - 2.436

Josie has saved $45.72. She spend 24.50 on a new collar for her cat. How much money does she have left over?