Delaware State Assessments · DeSSA · Math · Grade 3

Delaware Grade 3 DeSSA Math Practice Test

Build Grade 3 Delaware DeSSA Math readiness with five focused 10-question practice sets covering multiplication, division, fractions, measurement, data, geometry, patterns, and problem solving.

Grade 3 DeSSA Math practice sets

This Delaware Grade 3 DeSSA Math Practice Test page provides five short practice sets with 10 original multiple-choice questions each. The sets cover multiplication, division, place value, fractions, measurement, data, geometry, addition, subtraction, patterns, and problem solving.

Skills covered

  • Equal groups, multiplication facts, division facts, arrays, and one-step word problems
  • Place value, comparing four-digit numbers, unit fractions, equivalent fractions, and shaded parts
  • Length, area, perimeter, volume, time, graphs, data, shapes, and right angles
  • Multi-digit addition and subtraction, unknown addends, number patterns, and rules
  • Grade 3 review problems combining operations, fractions, area, perimeter, charts, patterns, and measurement

How to use this page

Complete one 10-question set at a time. Draw a model or write an equation when useful, 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.

4. Test

Delaware Grade 3 DeSSA Math Practice Questions

A 10-question Delaware Grade 3 DeSSA Math practice set on addition, subtraction, and patterns, 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

What is 2,345 + 1,208?

Please select an answer first.

Correct answer: A

The correct answer is 3,553.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: Adding by place value gives 3,553.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

Adding by place value gives 3,553.

2. QuestionMultiple choice

What is 5,000 - 2,375?

Please select an answer first.

Correct answer: B

The correct answer is 2,625.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: Subtracting 2,375 from 5,000 gives 2,625.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

Subtracting 2,375 from 5,000 gives 2,625.

3. QuestionMultiple choice

A number pattern is 12, 18, 24, 30. What is the next number?

Please select an answer first.

Correct answer: C

The correct answer is 36.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: The pattern increases by 6 each time, so 30 plus 6 equals 36.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

The pattern increases by 6 each time, so 30 plus 6 equals 36.

4. QuestionMultiple choice

A store has 425 red pencils and 318 blue pencils. How many pencils are there?

Please select an answer first.

Correct answer: D

The correct answer is 743.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: Adding 425 and 318 gives 743 pencils.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

Adding 425 and 318 gives 743 pencils.

5. QuestionMultiple choice

Which equation has an unknown addend? 27 + __ = 45

Please select an answer first.

Correct answer: A

The correct answer is 18.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: The missing addend is 45 minus 27, which equals 18.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

The missing addend is 45 minus 27, which equals 18.

6. QuestionMultiple choice

A bus has 68 passengers. At the next stop, 29 leave. How many passengers remain?

Please select an answer first.

Correct answer: B

The correct answer is 39.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: Subtracting 29 from 68 leaves 39 passengers.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

Subtracting 29 from 68 leaves 39 passengers.

7. QuestionMultiple choice

Which rule matches the pattern 5, 10, 15, 20?

Please select an answer first.

Correct answer: C

The correct answer is Add 5.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: Each number is 5 greater than the number before it.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

Each number is 5 greater than the number before it.

8. QuestionMultiple choice

A museum had 1,250 visitors in June and 975 in July. How many visitors came in both months?

Please select an answer first.

Correct answer: D

The correct answer is 2,225.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: Adding 1,250 and 975 gives 2,225 visitors.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

Adding 1,250 and 975 gives 2,225 visitors.

9. QuestionMultiple choice

Which equation shows 63 is 9 times 7?

Please select an answer first.

Correct answer: A

The correct answer is 63 = 9 x 7.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: Multiplying 9 by 7 gives 63.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

Multiplying 9 by 7 gives 63.

10. QuestionMultiple choice

A team needs 500 points and has 276 points. How many more points are needed?

Please select an answer first.

Correct answer: B

The correct answer is 224.

  1. Read the problem: Identify the quantities, operation, fraction, shape, or measurement described in the problem.
  2. Choose a strategy: Subtracting 276 from 500 gives 224 points.
  3. Check the result: Make sure the answer matches the units and the context of the Delaware Grade 3 DeSSA Math task.

Subtracting 276 from 500 gives 224 points.

Choose your next study path

Frequently asked questions about Delaware Grade 3 DeSSA Math Practice

Which grade is covered?

This page is organized for Grade 3 Delaware DeSSA Math practice, with multiplication, division, fractions, measurement, data, geometry, patterns, 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.