Percent Error and Multipliers

Percent Error and Multipliers

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is Percent Error?

Back

Percent Error is a measure of how inaccurate a measurement is, expressed as a percentage of the actual value. It is calculated using the formula: Percent Error = (|Estimated Value - Actual Value| / Actual Value) x 100.

2.

FLASHCARD QUESTION

Front

How do you calculate speed in miles per hour?

Back

Speed in miles per hour (mph) is calculated by dividing the distance traveled (in miles) by the time taken (in hours). Formula: Speed = Distance / Time.

3.

FLASHCARD QUESTION

Front

What does a 25% increase mean?

Back

A 25% increase means that the new amount is 125% of the original amount. To calculate the new amount, multiply the original amount by 1.25.

4.

FLASHCARD QUESTION

Front

How do you calculate the tip percentage?

Back

To calculate the tip percentage, divide the tip amount by the total bill amount and multiply by 100. Formula: Tip Percentage = (Tip Amount / Total Bill) x 100.

5.

FLASHCARD QUESTION

Front

What is a markup?

Back

A markup is an increase in the price of a product, usually expressed as a percentage of the original price. It is added to the cost price to determine the selling price.

6.

FLASHCARD QUESTION

Front

How do you find the new price after a markup?

Back

To find the new price after a markup, multiply the original price by (1 + markup percentage). Formula: New Price = Original Price x (1 + Markup Percentage).

7.

FLASHCARD QUESTION

Front

What is the formula for calculating percent increase?

Back

Percent Increase = ((New Value - Original Value) / Original Value) x 100.

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