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Delaware State Assessments · DeSSA · Math · Grade 4

Delaware Grade 4 DeSSA Math Practice Test

Build Grade 4 Delaware DeSSA Math readiness with five focused 10-question practice sets covering multi-digit operations, fractions, decimals, measurement, geometry, factors, data, and problem solving.

Grade 4 DeSSA Math practice sets

This Delaware Grade 4 DeSSA Math Practice Test page provides five short practice sets with 10 original multiple-choice questions each. The sets cover multi-digit operations, fractions, decimals, measurement, data, geometry, factors, multiples, and problem solving.

Skills covered

  • Multi-digit addition, subtraction, multiplication, division, estimation, remainders, and real-world operations
  • Equivalent fractions, comparing fractions, mixed numbers, decimal place value, fraction operations, and decimal addition
  • Area, perimeter, angles, unit conversions, line plots, parallel lines, squares, and elapsed time
  • Factors, multiples, prime numbers, multiplication expressions, data tables, graphs, and simple probability
  • Grade 4 review problems combining operations, fractions, decimals, area, perimeter, patterns, division, and data

How to use this page

Complete one 10-question set at a time. Write an equation, draw a model, label units, and review the explanation after each response.

This is supplemental State Test Practice, State Assessment Practice, and Standardized Test Practice. It does not replace current Delaware Department of Education guidance, official DeSSA materials, accommodations, or testing policies.

For the Delaware assessment hub, visit Delaware State Assessments.

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Delaware Grade 4 DeSSA Math Practice Questions

A 10-question Delaware Grade 4 DeSSA Math practice set on measurement and geometry, with answers and explanations.

Read each problem carefully, choose one answer, and review the explanation after responding.

10 Questions
0/10 Questions0 %
Correct 0
Incorrect 0
Unanswered 10
1. QuestionMultiple choice

A rectangle is 11 units long and 4 units wide. What is its area?

Please select an answer first.

Correct answer: A

The correct answer is 44 square units.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: Area is length times width: 11 times 4 equals 44 square units.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

Area is length times width: 11 times 4 equals 44 square units.

2. QuestionMultiple choice

What is the perimeter of a rectangle that is 9 meters long and 6 meters wide?

Please select an answer first.

Correct answer: B

The correct answer is 30 meters.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: The perimeter is 9 + 6 + 9 + 6 = 30 meters.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

The perimeter is 9 + 6 + 9 + 6 = 30 meters.

3. QuestionMultiple choice

An angle measures 125 degrees. What type of angle is it?

Please select an answer first.

Correct answer: C

The correct answer is Obtuse.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: An obtuse angle is greater than 90 degrees and less than 180 degrees.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

An obtuse angle is greater than 90 degrees and less than 180 degrees.

4. QuestionMultiple choice

A rectangle has an area of 48 square units and a width of 6 units. What is its length?

Please select an answer first.

Correct answer: D

The correct answer is 8 units.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: Length equals area divided by width: 48 divided by 6 is 8.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

Length equals area divided by width: 48 divided by 6 is 8.

5. QuestionMultiple choice

How many inches are in 3 feet?

Please select an answer first.

Correct answer: A

The correct answer is 36 inches.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: Each foot has 12 inches, so 3 times 12 equals 36 inches.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

Each foot has 12 inches, so 3 times 12 equals 36 inches.

6. QuestionMultiple choice

A line plot shows lengths of 2, 3, 3, 5, and 6 inches. What is the difference between the greatest and least lengths?

Please select an answer first.

Correct answer: B

The correct answer is 4 inches.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: The difference is 6 minus 2, which equals 4 inches.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

The difference is 6 minus 2, which equals 4 inches.

7. QuestionMultiple choice

Which pair of lines never meet and stay the same distance apart?

Please select an answer first.

Correct answer: C

The correct answer is Parallel lines.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: Parallel lines remain the same distance apart and do not meet.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

Parallel lines remain the same distance apart and do not meet.

8. QuestionMultiple choice

A square has a side length of 9 centimeters. What is its area?

Please select an answer first.

Correct answer: D

The correct answer is 81 square centimeters.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: A square area is side times side: 9 times 9 equals 81.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

A square area is side times side: 9 times 9 equals 81.

9. QuestionMultiple choice

A movie starts at 2:15 p.m. and ends at 4:00 p.m. How long is the movie?

Please select an answer first.

Correct answer: A

The correct answer is 1 hour 45 minutes.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: From 2:15 to 3:15 is one hour, and to 4:00 is 45 more minutes.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

From 2:15 to 3:15 is one hour, and to 4:00 is 45 more minutes.

10. QuestionMultiple choice

What is the measure of a straight angle?

Please select an answer first.

Correct answer: B

The correct answer is 180 degrees.

  1. Read the problem: Identify the quantities, operation, fraction, decimal, shape, or measurement described in the problem.
  2. Show the strategy: A straight angle forms a line and measures 180 degrees.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 4 DeSSA Math task.

A straight angle forms a line and measures 180 degrees.

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Frequently asked questions about Delaware Grade 4 DeSSA Math Practice

Which grade is covered?

This page is organized for Grade 4 Delaware DeSSA Math practice, with operations, fractions, decimals, measurement, geometry, factors, data, and problem-solving tasks.

How many questions are included?

There are five practice sets with 10 questions each, for 50 questions in total. Each set can be completed separately.

Are these official DeSSA questions?

No. These are original supplemental practice questions. Check the latest Delaware Department of Education and official DeSSA information for current materials, accommodations, and policies.