Find the four number sentences of fact families for the decimal numbers below.

1. $15.5, 7.2, 8.3$
   
2. $2.35, 14.7, 12.35$
   
3. $8.711, 5.301, 3.41$
   

Find the product.

1. $11.41 \times 10^4$
   
2. $2.01 \times 10^2$
   
3. $33.303 \times 10^5$
   

Multiply:

1. $4.7 \times 3$
   
2. $24.512 \times 6$
   
3. $78.436 \times 2$
   

Multiply.

1. $41.6 \times 2.1$
   
2. $1.315 imes 8.2$
   
3. $6.2 \times 3.21$
   

Divide.

1. $15.9 \div 3$
   
2. $54.12 \div 6$
   
3. $175.75 \div 25$
   

Divide.

1. $2.385 \div 0.05$
   
2. $99.9 \div 0.03$
   
3. $34.52 \div 0.2$
   

Solve the addition problems using the shaded portion of the hundreds models below.

19.

20.



Solve the multi-step problem below. Show your work.

1. Katie bought 4 different yarns for $2.79 each, including tax. She made 8 scarves and sold them to her friends for $6.00 each. How much profit did Katie make on the 8 scarves? Profit equals the money she received from the sale of the scarves minus the amount of money she paid for the 4 different yarns.