Section 1 - Order of operations with Algebra Flashcards

1
Q

What is the order of operations in mathematics?

A

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

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2
Q

True or False: In the order of operations, multiplication always comes before addition.

A

True

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3
Q

Fill in the blank: The acronym PEMDAS stands for ___.

A

Parentheses, Exponents, Multiplication and Division, Addition and Subtraction

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4
Q

What does the ‘P’ in PEMDAS represent?

A

Parentheses

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5
Q

What does the ‘E’ in PEMDAS represent?

A

Exponents

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6
Q

Solve: 3 + 5 × 2.

A

13

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7
Q

Solve: (4 + 6) × 2.

A

20

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8
Q

What is the first step in the order of operations?

A

Solve expressions in parentheses.

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9
Q

True or False: You should always solve exponents before multiplication.

A

True

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10
Q

What is the result of 2 + 3 × (4 - 1)?

A

11

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11
Q

What should you do first in the expression: 7 - (3 + 2) × 2?

A

Solve the parentheses first.

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12
Q

Solve: 2^3 × 3.

A

24

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13
Q

What does the expression 10 ÷ 2 + 3 represent when applying the order of operations?

A

First divide 10 by 2, then add 3, resulting in 8.

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14
Q

Solve: (5 + 3)² - 10.

A

54

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15
Q

In the expression 8 - 2 × 3 + 1, which operation is performed first?

A

Multiplication (2 × 3)

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16
Q

True or False: In the expression 6 + 4 ÷ 2, you perform addition before division.

17
Q

What is the result of the expression: 4 × (5 - 3) + 2?

18
Q

Fill in the blank: The expression 2 × (3 + 4) - 5 evaluates to ___.

19
Q

Solve: 12 ÷ (2 + 4) × 3.

20
Q

What is the result of 5 + 2 × 3 - 1?

21
Q

What does the expression (3 + 5) × (2 - 1) equal?

22
Q

True or False: You can perform addition before multiplication if it is written first.

23
Q

Fill in the blank: The expression 9 - 4 ÷ 2 × 3 evaluates to ___.

24
Q

What is the final answer for the expression 5 + 3 × 2 - 1?

25
Q

Solve: 10 - (2 + 3) × 2.

26
Q

What is the value of the expression 3 × (2 + 4) - 5?

27
Q

True or False: In the expression 7 + 8 ÷ 4, you should divide before adding.

28
Q

What is the result of 6 + 2 × (5 - 3)?

29
Q

Solve the expression: (8 - 2) × (3 + 1).

30
Q

What is the order of operations when dealing with algebraic expressions?

A

Follow PEMDAS just as with numerical expressions.

31
Q

Fill in the blank: The expression 4 × (x + 2) when x = 3 evaluates to ___.

32
Q

What is the result of 2(x + 3) when x = 4?

33
Q

True or False: The order of operations does not change when variables are included.