Grade 8 Proportional Reasoning Worksheet
This worksheet helps 8th-grade students practice proportional reasoning through various question types including ratios, rates, scale drawings, and percentages.
Includes
Standards
Topics
Proportional Reasoning
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show your work where necessary.
1. A recipe calls for 2 cups of sugar for every 3 cups of flour. If you use 9 cups of flour, how much sugar do you need?
4 cups
6 cups
8 cups
12 cups
2. A car travels 150 miles in 3 hours. At this rate, how far will it travel in 5 hours?
200 miles
225 miles
250 miles
300 miles
3. If a map has a scale of 1 inch = 20 miles, then 3 inches on the map represents miles in real life.
4. To find the unit rate, you divide the by the .
5. Explain what a proportion is and provide an example.
6. A scale model of a building is 10 cm tall. If the actual building is 50 meters tall, what is the scale of the model?
7. A ratio of 1:2 is equivalent to 50%.
True
False
8. If two quantities are proportional, their graph will always be a straight line passing through the origin.
True
False
9. Plot the points (1, 2), (2, 4), (3, 6) on the graph below. Is this a proportional relationship? Explain why or why not.
Match each term with its definition.
10. Ratio
a. A comparison of two quantities by division.
11. Unit Rate
b. A rate with a denominator of 1.
12. Proportion
c. An equation stating that two ratios are equal.
Related Worksheets
Grade 8 Percent Problems Worksheet
This worksheet provides practice with various percent problems including finding percentages, calculating parts and wholes, and solving real-world applications for 8th grade math students.
Grade 8 Percent Part-Whole Relationships
A worksheet for 8th-grade students covering percent part-whole relationships, including calculating percentages, parts, and wholes.
Grade 8 Percent Equation Worksheet
This worksheet helps 8th-grade students practice solving percent equations, including finding the part, the whole, or the percent.
Percent to Decimal Conversion Worksheet
Convert percentages to decimals and vice versa. Practice with various examples and real-world scenarios.
Markup and Discount Worksheet
Practice calculating markup, discount, sale price, and original price with various real-world scenarios.
Percent Increase and Decrease Worksheet
Grade 8 math worksheet focusing on calculating percent increase and decrease in various real-world scenarios.
Rate, Distance, and Time Worksheet
Grade 8 math worksheet covering concepts of rate, distance, and time with various problem types.
Converting Percents, Decimals, and Fractions
Practice converting between percents, decimals, and fractions with this comprehensive worksheet for Grade 8.