Review Percent: Tape Diagrams & Double Number Line

Front

What is a tape diagram?

Back

A tape diagram is a visual representation used to illustrate the relationships between quantities, often used in solving problems involving ratios, fractions, and percentages.

Front

What does a double number line represent?

Back

A double number line is a visual tool that shows two related quantities along two parallel lines, helping to illustrate the relationship between them, especially in ratio and proportion problems.

Tags

CCSS.7.RP.A.2D

Front

What is the equation for a tape diagram that represents a ratio of 3:4?

Back

Front

If gas costs $2.50 per gallon and increases to $3.50, what is the original price (100%)?

Back

The original price is $2.50.

Tags

CCSS.6.RP.A.3C

Front

How do you calculate the percentage increase in price?

Back

Percentage increase = \frac{(new price - original price)}{original price} \times 100%.

Tags

CCSS.6.RP.A.3C

Front

If a recipe makes 36 cookies and another recipe makes 50% more, how many cookies does the new recipe make?

Back

The new recipe makes 54 cookies.

Tags

CCSS.6.RP.A.3C

Front

What is the formula to find the percentage of a number?

Back

Percentage = \frac{part}{whole} \times 100%.

Front

What is the equation for a tape diagram that represents a ratio of 5:4?

Back

Front

If a price increases from $2.50 to $3.50, what is the percentage increase?

Back

The percentage increase is 40%.

Tags

CCSS.6.RP.A.3C

Front

What does it mean to increase a quantity by 50%?

Back

Increasing a quantity by 50% means to add half of that quantity to itself.