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Chapter 8: Problem 1

In Exercises \(1-4,\) state in words the inverse operation. Subtract 8

Short Answer

Expert verified
Answer: The inverse operation of subtracting 8 is adding 8.

Step by step solution

01

Understand subtraction and inverse operations

Subtraction is the operation that removes a certain quantity from a number. The inverse operation will be the one that adds back that quantity to the number.
02

Identify the inverse operation of subtraction

Since subtraction removes a certain quantity, the inverse operation that adds that quantity back to the number is addition.
03

Determine the inverse operation of subtracting 8

Since the inverse operation of subtraction is addition, the inverse operation of subtracting 8 will be adding 8.

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Key Concepts

These are the key concepts you need to understand to accurately answer the question.

Understanding Subtraction
Subtraction is a fundamental mathematical operation that helps us find the difference between numbers. Think of subtraction as taking something away. For instance, if you have 10 apples and you eat 3, you subtract 3 from 10. This gives you 7 apples. This operation tells us how many are left when we remove a certain amount from a total.
  • The number from which you subtract is called the "minuend."
  • The number you are subtracting is the "subtrahend."
  • The result of the subtraction is the "difference."
Subtraction can be visualized as moving left on a number line. If you start at a number and subtract, you move to the left for each unit you take away. This concept will link to its inverse operation, which can be seen as moving to the right.
The Role of Addition
Addition is the operation we use to bring numbers together. It's like putting things into a basket. If you have 5 oranges and a friend gives you 2 more, you add 2 to 5 to get 7 oranges. By adding, we increase the quantity, moving us to larger numbers on a number line.
  • The numbers being added are called "addends."
  • The result of the addition operation is the "sum."
An important aspect of addition is its role as the inverse of subtraction. Where subtraction takes numbers away, addition can restore or add back these numbers. For example, if you subtract 8 and want to return to your original number, you add 8 back.
Exploring Mathematical Operations
Mathematical operations are the building blocks of arithmetic that help us navigate numbers. They include addition, subtraction, multiplication, and division. Each operation has a specific function and application in math. Understanding the relationships between these operations can deepen insights into math problems.
  • Subtraction and Addition: These are inverse operations. If you subtract a number, you can return to the original number by adding the same number. For instance, if you subtract 8, adding 8 will bring it back.
  • Multiplication and Division: They are another pair of inverse operations. If you multiply a number, you can get back the initial number by dividing by the same number.
Exploring these operations helps sharpen problem-solving skills. Recognizing that each operation has an opposite makes calculations more flexible and inverses particularly powerful in balancing equations and solving for unknowns.

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Most popular questions from this chapter

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