Part-to-Whole Ratios
Explore and practice identifying and writing part-to-whole ratios in various contexts.
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Part-to-Whole Ratios Worksheet
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Read each question carefully and write the part-to-whole ratio in simplest form. Remember that a part-to-whole ratio compares a part of a group to the entire group.
1. In a basket of fruit, there are 3 apples and 5 oranges. The ratio of apples to total fruit is .
2. A class has 12 boys and 18 girls. The ratio of girls to total students is .
3. There are 7 blue marbles and 9 red marbles in a bag. The ratio of blue marbles to all marbles is .
4. Draw a diagram to represent the ratio of 2 shaded squares to 5 total squares. Then write the ratio.
5. A recipe calls for 4 cups of flour and 2 cups of sugar. What is the ratio of flour to the total amount of ingredients?
4:2
2:4
4:6
6:4
6. A forest contains 25 oak trees and 75 pine trees. What is the ratio of oak trees to the total number of trees in the forest?
7. In a basket of 20 eggs, 3 are cracked. What is the ratio of uncracked eggs to the total number of eggs?