Unit 3: Multiplying Decimals
Unit 3 Review
- Put the decimals in the correct place in the answer:
- [latex]\begin{array}[t]{rr}&66\\ \times&0.9\\ \hline &594\end{array}[/latex]
- [latex]\begin{array}[t]{rr}&19.5\\ \times&3.47\\ \hline&67665\end{array}[/latex]
- Find the product:
- [latex]\begin{array}[t]{rr}&0.78\\ \times&1.4\\ \hline\\ \end{array}[/latex]
- [latex]\begin{array}[t]{rr}&3.469\\ \times&4.63\\ \hline\\ \end{array}[/latex]
- [latex]\begin{array}[t]{rr}&7.94\\ \times& 4.02\\ \hline\\ \end{array}[/latex]
- Multiply by 10, 100, or 1000:
- 0.53 × 10 =
- 7.89 × 10 =
- 0.472 × 10 =
- 3.7834 × 100 =
- 46.3214 × 100 =
- 42.42 × 100 =
- Solve the following word problems:
- Mark rides his bike at a speed of 11.4 km an hour. How much distance will he cover in a 7.5 hour bike ride?
- Johnny spends 3.25 hours cleaning the civic centre twice a week. How many hours does he work each week?
- Joe and Kat’s rectangular family tent measures 3.4 m by 2.9 m. How much area does the floor of the tent cover?
Answer Key to Unit 3 Review
-
- Put the decimals in the correct place.
- 59.4
- 67.665
- Find the product.
- a 1.092
- 16.06147
- 31.9188
- Put the decimals in the correct place.
- Multiply by 10, 100, or 1000.
- 5.3
- 78.9
- 4.72
- 378.34
- 4632.14
- 4242
- Solve the following word problems
- 85.5 km
- 6.5 hours
- 9.86 m sq.
Test time!
Please see your instructor to get your Practice Test.
When you are confident, you can write your Unit 3 Test and/or do the Unit 3 Assignment.
Congratulations!