Multiplication of Integers Practice Worksheet

Multiplication of Integers Practice Worksheet

Multiplication of integers is a fundamental concept in mathematics that involves multiplying two or more integers to get a product. It is essential to understand the rules and properties of integer multiplication to solve mathematical problems efficiently. In this practice worksheet, we will explore the multiplication of integers with various examples and exercises.

Rules of Multiplication of Integers

Before we dive into the practice exercises, let’s review the basic rules of multiplication of integers:

• Multiplication of two positive integers: The product of two positive integers is always positive.
• Multiplication of two negative integers: The product of two negative integers is always positive.
• Multiplication of a positive and a negative integer: The product of a positive and a negative integer is always negative.

These rules can be summarized in the following table:

Practice Exercises

Now that we have reviewed the rules of multiplication of integers, let’s practice with some exercises.

Section 1: Multiplication of Two Positive Integers

1. 2 × 3 =
2. 5 × 6 =
3. 9 × 8 =
4. 7 × 4 =
5. 1 × 9 =

Section 2: Multiplication of Two Negative Integers

1. (-2) × (-3) =
2. (-5) × (-6) =
3. (-9) × (-8) =
4. (-7) × (-4) =
5. (-1) × (-9) =

Section 3: Multiplication of a Positive and a Negative Integer

1. 2 × (-3) =
2. 5 × (-6) =
3. 9 × (-8) =
4. 7 × (-4) =
5. 1 × (-9) =

Section 4: Mixed Practice

1. (-2) × 3 =
2. 5 × (-6) =
3. (-9) × 8 =
4. 7 × (-4) =
5. (-1) × 9 =

Answers

Section 1: Multiplication of Two Positive Integers

1. 6
2. 30
3. 72
4. 28
5. 9

Section 2: Multiplication of Two Negative Integers

1. 6
2. 30
3. 72
4. 28
5. 9

Section 3: Multiplication of a Positive and a Negative Integer

1. -6
2. -30
3. -72
4. -28
5. -9

Section 4: Mixed Practice

1. -6
2. -30
3. -72
4. -28
5. -9

📝 Note: Make sure to check your answers with a calculator or by reworking the problems to ensure accuracy.

Additional Tips and Strategies

• Always remember to follow the rules of multiplication of integers to get the correct product.
• Use the distributive property to simplify multiplication problems, if necessary.
• Practice, practice, practice! The more you practice multiplying integers, the more comfortable you will become with the concept.

Real-World Applications

Multiplication of integers is used in various real-world applications, such as:

• Finance: Multiplication of integers is used to calculate interest rates, investments, and returns on investment.
• Science: Multiplication of integers is used to calculate the area of objects, the volume of liquids, and the density of materials.
• Engineering: Multiplication of integers is used to calculate the stress and strain on materials, the force and motion of objects, and the efficiency of systems.

By mastering the concept of multiplication of integers, you will be able to solve a wide range of mathematical problems and apply them to real-world situations.

To reinforce your understanding of multiplication of integers, try solving more practice exercises or creating your own problems.

Related Terms:

• Division of integers Worksheet