IM gr7 Unit 4 Check point A

Front

This is a visual example of a _____

Back

tape diagram

Front

A ____ is a rate per 1. We write this as a ratio with a denominator of one.

Back

unit rate

Front

A _____ is a rate per 100.

Back

percentage

Front

Clare makes glitter glue by mixing 7/8 pound of glitter and 1/3 gallon of glue. At this rate how much glitter would she mix with 1 gallon of glue? (hint: make a table or proportion)

Back

21/8 pounds

Front

What is a tape diagram?

Back

A tape diagram is a visual model that uses rectangles to represent numbers and their relationships.

Front

Define unit rate.

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a ratio with a denominator of one.

Front

What is the formula for calculating percentage?

Back

Percentage = (part/whole) x 100.

Front

How do you find a unit rate from a ratio?

Back

To find a unit rate, divide the numerator by the denominator to express the ratio as a rate per one unit.

Front

What does it mean if a tape diagram shows a part that is 1/3 less?

Back

It means that the part represented is reduced by one-third of its original value.

Front

What is the relationship between ratios and percentages?

Back

Ratios can be converted to percentages by dividing the part by the whole and multiplying by 100.