Rational Number Operations Worksheet
Grade 10 Math worksheet covering operations with rational numbers, including addition, subtraction, multiplication, and division, with real-world applications.
Includes
Standards
Topics
Rational Number Operations
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Date:
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Read each question carefully and perform the indicated operations with rational numbers. Show all your work for full credit.
1. A rational number can be expressed as a , where 'a' and 'b' are integers and 'b' is not equal to zero.
2. When adding or subtracting rational numbers, you must first find a .
3. To divide by a rational number, you multiply by its .
4. Which of the following is an irrational number?
0.75
√9
π
-5
5. What is the product of 3/4 and -2/5?
6/20
-3/10
15/8
-10/3
6. Evaluate: 2/3 + (-1/6)
7. Evaluate: 5/8 - 1/4
8. Evaluate: (-7/10) ÷ (14/5)
9. The sum of two rational numbers is always a rational number.
True
False
10. The product of a non-zero rational number and an irrational number is always irrational.
True
False
11. A recipe calls for 1 3/4 cups of flour. If you want to make 2/3 of the recipe, how much flour do you need?
12. A car travels a distance of 120 1/2 miles in 2 1/4 hours. What is the average speed of the car in miles per hour?
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