# Ratios Mr Hendy Industries WALT Understand what ratios

• Slides: 27

Ratios Mr. Hendy Industries

WALT: Understand what ratios are, how to use them, and how to represent them in multiple ways.

Ratio Example: 3: 24 The ratio of male to female teachers here at Lincoln Alexander

Minds On… ratios

A Ratio… Compares two or more quantities of something

Representing Ratios in Different Ways

Represented in Different Ways: Ratio 3: 4 Fraction Decimal Percent

Represented in Different Ways: Ratio Fraction 3: 4 3/4 Decimal Percent

Represented in Different Ways: Ratio Fraction Decimal 3: 4 3/4 0. 75 Percent

Represented in Different Ways: Ratio Fraction Decimal Percent 3: 4 3/4 0. 75 75%

Represented in Different Ways: Ratio 7: 19. 5 Fraction Decimal Percent

Represented in Different Ways: Ratio Fraction 7: 19. 5 7/19. 5 Decimal Percent

Represented in Different Ways: Ratio Fraction Decimal 7: 19. 5 7/19. 5 0. 36 Percent

Represented in Different Ways: Ratio Fraction Decimal Percent 7: 19. 5 7/19. 5 0. 36 36%

Equivalent Ratios

Two Ratios that Represent the same Percentage Step 1: Identify what number you will need to multiply or divide by (use guess and check or inverse operation).

Two Ratios that Represent the same Percentage Step 1: Identify what number you will need to multiply or divide by (use guess and check or inverse operation).

Two Ratios that Represent the same Percentage Step 1: Identify what number you will need to multiply or divide by (use guess and check or inverse operation). Step 2: Multiply or divide to uncover the missing number.

Two Ratios that Represent the same Percentage Step 1: Identify what number you will need to multiply or divide by (use guess and check or inverse operation). Step 2: Multiply or divide to uncover the missing number.

Two Ratios that Represent the same Percentage Step 1: Identify what number you will need to multiply or divide by (use guess and check or inverse operation). Step 2: Multiply or divide to uncover the missing number.

Two Ratios that Represent the same Percentage Step 1: Identify what number you will need to multiply or divide by (use guess and check or inverse operation). Step 2: Multiply or divide to uncover the missing number.

Two Ratios that Represent the same Percentage

Two Ratios that Represent the same Percentage

Two Ratios that Represent the same Percentage

Two Ratios that Represent the same Percentage

Two Ratios that Represent the same Percentage

Two Ratios that Represent the same Percentage