Fraction Estimation and Error Analysis Worksheet
📝 Worksheet hard ⏱️ 20 minutes 10 problems
Fraction Estimation and Error Analysis Worksheet
Grade 5 Mathematics LearnCrux.com
Name:
Date:
Directions
- Fill in each blank carefully.
- Circle or mark the best answer for each multiple-choice question.
- Match each prompt to the best option before writing your answer.
- Use the larger space to show your thinking on word problems.
1. Which benchmark is 5/12 + 1/2 closest to?
2. Match 3/4 + 1/8 to the useful common-denominator setup.
Match with:
Answer:
3. 2/3 + 5/12 = __
4. A student says 1/2 + 1/6 = 2/8. Which mistake did the student make?
5. A recipe uses 2/3 cup of yogurt and 1/4 cup of berries. How much food is used altogether?
6. Match 1 1/4 - 2/3 to the renamed setup.
Match with:
Answer:
7. 7/8 - 1/4 = __
8. Which estimate is most reasonable for 5/6 + 3/10?
9. A trail map shows 3/5 mile to the pond and 1/10 mile from the pond to the bridge. How far is it from the start to the bridge?
10. Why can 4/6 and 1/3 be combined after renaming 1/3 as 2/6?
📋 Teacher Answer Key
1. close to 1
2. 6/8 + 1/8
3. 1 1/12
4. The student changed the denominator without creating equivalent fractions
5. 11/12 cup
6. 1 3/12 - 8/12
7. 5/8
8. a little more than 1
9. 7/10 mile
10. Both fractions are then named in sixths, so the parts are the same size