Activities

1. Covert to a decimal.

2. What is the product of 4 • (-5)

3. What is the quotient of

4. Solve the expression and find the answer as a fraction in simplest form. Show your work.

5. Bethany is making a juice mix that uses gallons of water for each batch.  If she has 18 gallons of water, how many batches of juice can she make?  Show your work.

6. A land owner is selling land for people to build houses on.  He currently owns acres of land and is selling them in lots that are each acres.  Each lot will cost the buyers $485 per month until it is paid for.  How much money will the owner of the land make in the first year after selling the land? Show your work.

7. Thirty percent of the sum of 12.45 and -4.95 is multiplied by 4.  The result is then multiplied by , what is the value of each ninth? Show your work.

Answer Key/Rubric

1. 0.1875

2. -20

3. or  or 

4.  Student work might include but is not limited to,

• Check the rules for order of operations – this only has multiplication and division so you can work left to right
  Convert both to the same type of number, since answer is asked for in a fraction form covert 0.5 to a fraction. 

5. Bethany can make 45 batches of juice.  Student might include but is not limited to,

• 45

6. $58,200 would be the total amount of money earned in one year.  Student work might include but is not limited to,

• Find the number of lots that he can sell 
• 

• or enough land to sell 10 full lots

• Find out the income for the 10 lots for one month

• 10 x 485 = $4850

• Find the total income for the first year

• 4850 x 12 = $58,200

7. The solution is 1.  Student work might include but is not limited to,

• Write an expression to represent the problem
• 30 % (12.45 + ( -4.95)) •4 •
• 0.30 (7.5) •4 •
• 2.25 •4 •
• 9 •
•   = 1