Operations with Rational Numbers

Apply Rational Number

Operations

Lesson 6

Focus Question

Apply understanding of the four operations with
rational numbers to evaluate mathematical
expressions.

Vocabulary

● Order of operations

Multiple Choice

The grouping in GEMDAS stands for?

• Commas, Periods, Question Marks

• Exponents, Multiplication, Division

• Brackets, Braces, Parentheses

• Subtraction, Addition, Multiplication

Learn: Apply Rational Number Operations

Multiple Choice

What is the first step in PEMDAS?

• Paragraph

• Parentheses

• Pages

• People

Multiple Choice

What does the E in PEMDAS stand for?

• Equals

• Equivalent

• Exponent

• Even

Multiple Choice

What operation would you do first in this expression?

• 15-8

• $$8\div4$$

• 4 x 7

Multiple Choice

Which operation would you perform first?  $$\left(-3\right)\times\left(-2\right)\times\left(1\right)\div2$$  

• $$-3\times-2$$

• $$-2\times1$$

• $$1\div2$$

Multiple Choice

$$Solve:$$   $$\ 2+3\times6\div3$$  

• 10

• 6.6

• 8

Multiple Choice

Solve: $$\left(10-5\right)^2+\left(12\div4\right)$$  

• 13

• 28

• -22

• 7

Multiple Choice

Solve the problem shown

• 4

• 11

• 24

• 10

Learn: Apply Rational Number Operations

Learn: Apply Rational Number Operations

Learn: Apply Rational Number Operations

Learn: Apply Rational Number Operations

Multiple Choice

-½ + -½

• - ¼

• 1

• 0

• -1

Multiple Choice

-3 ¼ + ½

• -2 ¾

• 3 ¾

• -3 ¾

• -¾

Multiple Choice

When multiplying or dividing a NEGATIVE and NEGATIVE number your answer will be...

• Positive

• Negative

• Depends on the largest number

• None of the above

Multiple Choice

When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...

• Positive

• Negative

• Depends on which is bigger.

• None of the above

Multiple Choice

What is the product?

⁴/₅ × -¹/₅

• ^{- 5}/₁₀

• ⁴/₁₀

• ^{- 4}/₂₅

• ⁵/₂₅

Multiple Choice

What is the quotient?
³/₄ ÷ ³/₈

• ¹/₂

• ¹/₄

• 0

• 2

Multiple Choice

What is the difference?

⁹/₁₄ - ³/₇

• ³/₁₄

• ^{- 6}/₇

• ^{- 3}/₁₄

• ⁶/₁₄

Multiple Choice

What is the simplified value of the expression below?

12.4 x (-6.3)

• -78.12

• -1.97

• 1.97

• 78.12

Multiple Choice

What is the quotient of 9.18 divided by –3.4?

• -2.7

• -0.27

• 0.27

• 2.7

Multiple Choice

What is the simplified value of the expression below?

-2.6 + 5.8

• -8.4

• -3.2

• 3.2

• 8.4

Multiple Choice

What is the simplified value of the expression below?

-8 * (-3)

• -24

• -11

• 11

• 24

Complete the Textbook Check Questions in

your Textbook on the correct pages.

Then check your answers on the next slide

and mark your work in your book.

Check Questions (Pg )

Check Questions (Pg )