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Lesson 3: Multiplying Decimals — Practice Questions

  1. 1. Calculate the product: $4.5 \times 1.2 = \_\_\_$

  2. 2. If you multiply $0.7$ by $0.05$, the product will have the digits 35. What is the correct product?

    • A. 3.5
    • B. 0.35
    • C. 0.035
    • D. 0.0035
  3. 3. What is the product of $0.09$ and $0.06$? ___

  4. 4. How many decimal places will the product of $12.3$ and $0.45$ have?

    • A. 1
    • B. 2
    • C. 3
    • D. 4
  5. 5. Find the value of $2.5 \times 0.14$. ___

  6. 6. Find the product of $4.5$ and $1.2$. The result is ___.

  7. 7. When multiplying $7.14$ by $0.8$, how many decimal places will the product have?

    • A. 1
    • B. 2
    • C. 3
    • D. 4
  8. 8. Calculate the product of $0.09$ and $0.05$. The result is ___.

  9. 9. What is the product of $1.8$ and $0.45$? The answer is ___.

  10. 10. A student calculates that $4.2 \times 2.5 = 1050$. What is the correct placement of the decimal point?

    • A. $1.050$
    • B. $10.50$
    • C. $105.0$
    • D. $0.1050$