Week 4 Practice Worksheet

Operations with Fractions & Decimals

Part 1: Fractions Practice

Adding & Subtracting Fractions

1. \( \frac{2}{7} + \frac{3}{7} \)
2. \( \frac{5}{8} - \frac{1}{8} \)
3. \( \frac{1}{2} + \frac{1}{4} \)
4. \( \frac{3}{5} - \frac{1}{3} \)
5. \( \frac{5}{6} + \frac{2}{3} \)
6. \( \frac{7}{10} - \frac{1}{2} \)
7. A recipe calls for \( \frac{3}{4} \) cup of flour. You only have \( \frac{1}{3} \) cup. How much more flour do you need?

Multiplying Fractions

8. \( \frac{1}{2} \times \frac{3}{5} \)
9. \( \frac{2}{3} \times \frac{3}{4} \)
10. \( 5 \times \frac{2}{3} \)
11. \( \frac{4}{5} \times \frac{1}{8} \)
12. \( \frac{3}{8} \times \frac{4}{9} \)
13. \( \frac{7}{10} \times \frac{5}{14} \)
14. You have a pizza that is \( \frac{3}{4} \) full. If you eat \( \frac{1}{2} \) of the remaining pizza, what fraction of the whole pizza did you eat?

Part 2: Decimals Practice

Adding & Subtracting Decimals

15. 14.5 + 3.2
16. 25.75 - 10.5
17. 8.1 + 0.95
18. 100 - 34.56
19. 0.78 + 12.3
20. 19.99 - 5.01
21. You buy a snack for $2.75 and a drink for $1.50. You pay with a $5 bill. How much change do you get?

Multiplying Decimals

22. \( 7 \times 2.5 \)
23. \( 1.2 \times 3.4 \)
24. \( 0.5 \times 12.8 \)
25. \( 0.25 \times 0.5 \)
26. \( 1.05 \times 0.4 \)
27. \( 20.1 \times 0.05 \)
28. Gas costs $3.50 per gallon. If you put 10.5 gallons in your car, how much will it cost?