Percent of change

Percent of change

Assessment

Interactive Video

Mathematics, Health Sciences, Biology

11th Grade - University

Hard

Created by

Quizizz Content

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The video tutorial explains how to calculate the percent change from 19 to 5. It begins by identifying the change as 14 and then moves on to explain how to express this change as a percentage using ratios and proportions. The tutorial demonstrates the use of cross multiplication to solve for the percent decrease, resulting in a 73.7% decrease. The explanation is supported by examples and calculations to ensure understanding.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What does a percent of 100% represent in this context?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the final percent decrease from 19 to 5?

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