Adding and Subtracting Fractions with Unlike Denominators: Grade 5 Math Test – PDF Download

Grade 5 Add Fractions Test: questions 1–5

Question 1: Rename and add (2 points)

1. Rename \(\frac{3}{4}\) and \(\frac{5}{6}\) with a common denominator. (1 point)
2. Find \(\frac{3}{4} + \frac{5}{6}\) as a mixed number. (1 point)

Question 2: Fraction bars (2 points)

The bars show one half and one fifth.

1. Write both fractions in tenths. (1 point)
2. Find the sum. (1 point)

Question 3: Subtract fractions (2 points)

1. \(\frac{7}{8} – \frac{1}{3}\) (1 point)
2. \(\frac{5}{6} – \frac{3}{10}\) (1 point)

Question 4: Add mixed numbers (2 points)

1. \(3\frac{2}{3} + 1\frac{1}{4}\) (1 point)
2. \(2\frac{5}{6} + 3\frac{3}{4}\) (1 point)

Question 5: Subtract mixed numbers (2 points)

1. \(6\frac{1}{3} – 2\frac{5}{6}\) (1 point)
2. \(8 – 4\frac{3}{8}\) (1 point)

Grade 5 Add Fractions Test: questions 6–9

Question 6: Benchmark estimation (2 points)

The number line shows \(\frac{3}{7}\) and \(\frac{7}{8}\).

1. Round each fraction to 0, 1/2, or 1 and estimate the sum. (1 point)
2. Zoe says the sum is \(\frac{10}{15}\). Explain why her answer is not reasonable. (1 point)

Question 7: Cutting a board (2 points)

A board is 6 1/4 feet long. Noah cuts a piece that is 2 1/2 feet long.

1. Write a subtraction equation for the length that is left. (1 point)
2. Find the length that is left. (1 point)

Question 8: Smoothie recipe (3 points)

Maya’s smoothie uses 2/3 cup of strawberries, 1/2 cup of banana, and 1/4 cup of yogurt. Her blender holds 2 cups.

1. How many cups are strawberries and banana together? (1 point)
2. How many cups are in the smoothie in all? (1 point)
3. How much room is left in the blender? (1 point)

Question 9: Hiking trip (3 points)

Jamal hikes 2 3/4 miles in the morning and 1 5/6 miles in the afternoon. The whole trail is 6 miles long.

1. How many miles does he hike in all? (1 point)
2. How many miles of the trail are left? (1 point)
3. Use benchmark fractions to show that your answer to part (a) is reasonable. (1 point)

How to use this grade 5 add fractions test

Take this grade 5 add fractions test without notes, then grade it with the test answer key out of 20 points.

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Grade 5 Adding and Subtracting Fractions with Unlike Denominators test

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