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# WEST Middle Grades Math: Operations with Decimals Chapter Exam

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

### Page 1

#### Question 1 1. x - 8.1 > 10

#### Question 2 2. Convert 7 4/5 to a decimal.

#### Question 3 3. John has $4.55 in his wallet and Lisa has $3.24. How much do they have in total?

#### Question 4 4. x - 0.8345 > 9.923

####
Question 5
5.
7.4x - 9.3 = 12.3

Solve for x. Estimate to the nearest whole number.

### Page 2

####
Question 6
6.
x + 3.4 = 7.3

Solve for x. Estimate to the nearest whole number.

#### Question 7 7. Martha chips in $14.75 for food at a party. John chips in $18.25 for food at the same party. Using estimation, about how much money did they chip in together?

#### Question 8 8. Sarah's piggy bank has $12.50 in it. If Sarah splits this money with her sister, how much money does each get?

#### Question 9 9. A model house is built to 1/8 or 0.125 of real-world size, so everything in the model house is exactly 0.125 times the size of its real-world counterpart. It has a particularly cute dining table in the kitchen area. The owner of the model house has the same cute dining table in his kitchen. His real dining table stands 30 inches tall. How tall does the table in the model house stand?

####
Question 10
10.
x - 6.79 = 8.31

Solve for x. Estimate to the first decimal space.

### Page 3

#### Question 11 11. 0.34 + .68 = ?

#### Question 12 12. If four of your friends each give you $20.75, how much will you have total?

#### Question 13 13. Harry ate 2.5 more hot dogs than Frank. Frank only ate 1.5 hot dogs. How many hot dogs did Harry eat?

#### Question 14 14. Convert 5.43 to a mixed number.

#### Question 15 15. What is 5 divided by 0.5?

### Page 4

#### Question 16 16. Wendy lost a total of 7.8 pounds in four weeks. Four weeks ago she weighed 130.4 pounds. How much does Wendy weigh now?

#### Question 17 17. Estimate 4.789 + 3.123 - 12.876.

#### Question 18 18. Estimate the product of 6.8 x 2.081.

#### Question 19 19. How many pieces of 4.5-inch-long wood can you get from a 36-inch-long piece of wood?

#### Question 20 20. You are in line at a grocery store. You see the person in front of you get very angry at the cashier for giving him $1.15 in change. The person just bought something that cost $2.85 and he gave the cashier a $5. Why is he angry?

### Page 5

#### Question 21 21. Jenny has $100.24 in her bank account. She withdraws $20. How much is left in her bank account?

####
Question 22
22.
10x = 5.6

Solve for x. Before you do the problem, estimate all the numbers to the nearest whole number.

#### Question 23 23. 0.54 + 0.6 = _____

#### Question 24 24. Bridget wants to buy one t-shirt for $18.79 and a pair of shoes for $24.79. About how much should she expect to pay?

#### Question 25 25. 7x - 4.5 < 9

### Page 6

#### Question 26 26. 3.25 ∗ 5.15 = ?

#### Question 27 27. Convert 11.12 to a mixed number.

#### Question 28 28. 9*.25 = ?

#### Question 29 29. Convert 8.3 to a mixed number.

#### Question 30 30. Estimate the product of 5.4 x 3.8.

#### WEST Middle Grades Math: Operations with Decimals Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!