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Name ______________________________
HR Teacher_____________________________
Unit 4 Review: Multiplying Whole Numbers & Decimals
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1) Solve the problem using lattice multiplication. 519 x 29 = ?
a. Write the expanded forms for each number.
b. Make the array and find the partial products.
c. Add the partial products and find the final answer.
Final answer: __________________
2) Solve the problem using lattice multiplication. 1.4 x 0.6 = ?
a. Write the expanded forms for each number.
Final answer: ______________________
Use the standard algorithm to solve these problems Show your work!
3. 75 x 34 = __________
4. 294 x 82 = ___________
5. 0.13 x 0.05 = ____________
6)
7) 76 x 23.9 = ____________
0.17 x 0.2 = ____________
8)
3.14 x 6.2 = ____________
9) John can drive anywhere from 235-238 miles per day. What is the most he can drive in 3
weeks?
Final Answer: ____________________
a. Show work:
b. Explain your steps and why you did those steps.
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10. Chocolate chip cookies cost $0.89 each. If you buy two dozen cookies, what is the total cost?
Answer: ___________________
Show work.
b. Explain your steps and why you did those steps.
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