General mathematics

Order of operations - General mathematics

Short answer

Order of operations: concrete explanation, formulas, units, examples, pitfalls and practice. Educational page for students and teachers.

Updated: Editorially checked Level: school
Order of operations - General mathematics

Short answer

Order of operations: Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check. parentheses, powers, multiplication/division, addition/subtraction.

What you need to know

Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check.

  • definition
  • notation
  • example
  • counterexample

How to use it in a task

In a task about Order of operations, do not start from a random formula. First decide whether the question asks for a definition, calculation, unit, classification or interpretation. Then choose the rule: parentheses, powers, multiplication/division, addition/subtraction.

StepAnswer
DefinitionOrder of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check.
Formula or ruleparentheses, powers, multiplication/division, addition/subtraction
Unit / notationnotation depends on the task wording
Why it mattersFor Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

Expert example

2 + 3 · 4 = 14, not 20

For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

Solution procedure

  • Decide whether Order of operations is given, required, or only needs to be defined.
  • For Order of operations, write the notation and units first: notation depends on the task wording. This prevents a correct calculation from becoming a wrong answer.
  • Apply the rule parentheses, powers, multiplication/division, addition/subtraction before substituting numbers or choosing the example.
  • Finish by checking the condition in the task: For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

How to interpret the result

A result for Order of operations is useful only when it answers the exact question. If the task asks for a calculation, give the number with the correct unit or symbol. If it asks for a definition, start with a precise sentence and use the formula only as support. A strong answer keeps those two levels separate.

The safest structure is to name the quantities, show the relation, and interpret the result. For Order of operations, that means connecting the definition, Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check., with the control point: For Order of operations, the common pitfall is using the right word without the condition from General mathematics..

Check table

#Check
1definition
2notation
3example
4counterexample

Common pitfalls

AvoidCheck
For Order of operations, the common pitfall is using the right word without the condition from General mathematics.For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.
treating Order of operations as an isolated term without checking the topic, notation and unitsOrder of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check.

How Order of operations connects to nearby topics

Order of operations is best learned together with General mathematics and the wider subject of Mathematics. That context helps decide when to use a definition, when to use a formula, and when to check the answer with an example.

Expert note

The safest structure is to name the quantities, show the relation, and interpret the result. For Order of operations, that means connecting the definition, Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check., with the control point: For Order of operations, the common pitfall is using the right word without the condition from General mathematics..

Answer rubric

  • The definition of Order of operations appears before calculation or example.
  • The notation is correct: notation depends on the task wording.
  • The example for Order of operations stays inside the General mathematics topic.
  • The final check catches this error: For Order of operations, the common pitfall is using the right word without the condition from General mathematics.

Practice tasks

Give the key rule for Order of operations.

Answer: parentheses, powers, multiplication/division, addition/subtraction

Name one pitfall.

Answer: For Order of operations, the common pitfall is using the right word without the condition from General mathematics.

How do you check the answer?

Answer: For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

Order of operations in one clear summary

Order of operations: Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check. The key rule is parentheses, powers, multiplication/division, addition/subtraction. Example: 2 + 3 · 4 = 14, not 20. The answer should be checked by: For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

User-focused answer

Order of operations - General mathematics: Order of operations: concrete explanation, formulas, units, examples, pitfalls and practice. Educational page for students and teachers. Use this topic when the task asks for more than a name: you must identify the condition, choose the rule and justify the result.

When this topic is actually needed

Use this topic when the task asks for more than a name: you must identify the condition, choose the rule and justify the result. Order of operations - General mathematics: definition, notation and example. Start with one clear definition sentence, then show the rule, and only then substitute the data.

The most common mistake is remembering the term but ignoring the condition in the task. If the answer has a unit, keep the unit with every number; if it is a language or glossary topic, show the term in a full sentence.

Complete way to work with the topic

  1. name the given data and the unknown
  2. write the definition or relationship
  3. test it on a simple example
  4. check the unit, range or sentence meaning

If the answer has a unit, keep the unit with every number; if it is a language or glossary topic, show the term in a full sentence. Start with one clear definition sentence, then show the rule, and only then substitute the data. If the answer has a unit, keep the unit with every number; if it is a language or glossary topic, show the term in a full sentence.

Worked example with commentary

Order of operations - General mathematics: Start with one clear definition sentence, then show the rule, and only then substitute the data. If the answer has a unit, keep the unit with every number; if it is a language or glossary topic, show the term in a full sentence.

User-focused answerWhat to remember
When this topic is actually neededdefinition, notation and example
Mistakes that usually weaken the answerThe most common mistake is remembering the term but ignoring the condition in the task.
Complete way to work with the topicIf the answer has a unit, keep the unit with every number; if it is a language or glossary topic, show the term in a full sentence.

Mistakes that usually weaken the answer

The most common mistake is remembering the term but ignoring the condition in the task. The most common mistake is remembering the term but ignoring the condition in the task. Start with one clear definition sentence, then show the rule, and only then substitute the data.

Explain the topic in your own words. Create an example that shows when the rule can be used. Name one possible mistake and correct it.

Check exercises

  • Explain the topic in your own words.
  • Create an example that shows when the rule can be used.
  • Name one possible mistake and correct it.

What to remember: Order of operations - General mathematics. Use this topic when the task asks for more than a name: you must identify the condition, choose the rule and justify the result. Start with one clear definition sentence, then show the rule, and only then substitute the data.

Order of operations: key takeaway

Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check.

  • definition
  • notation
  • example
  • counterexample

Expert example

2 + 3 · 4 = 14, not 20

What you need to know

Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check.

  1. parentheses, powers, multiplication/division, addition/subtraction
  2. 2 + 3 · 4 = 14, not 20
  3. For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

Check

For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

  • Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check.
  • parentheses, powers, multiplication/division, addition/subtraction
  • For Order of operations, the common pitfall is using the right word without the condition from General mathematics.
  • For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

Sources and verification

Practice tasks

1. Formula or rule

parentheses, powers, multiplication/division, addition/subtraction

2. Avoid

For Order of operations, the common pitfall is using the right word without the condition from General mathematics.

3. Check

For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.

Frequently asked questions

Order of operations: Definition?

Order of operations is treated as a practical school topic from General mathematics: definition first, then rule, example and answer check.

Order of operations: Formula or rule?

parentheses, powers, multiplication/division, addition/subtraction

Order of operations: Check?

For Order of operations, check that the answer contains the definition, the correct notation (notation depends on the task wording) and an example matching the question.