Equations with Decimals
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Part of video series
Lesson Description:
Learn how to solve equations that contain decimals.
Created by and copyright of Larry Perez. Funded by the state of California through Saddleback College. More information on videos, resources, and lessons at Algebra2Go.
Questions answered by this video:
- How do you solve equations that have decimals in them?
- What number must be subtracted from 0.34 to obtain 6.46?
- How do you write a subtraction problem with decimals in it from words?
- How do you solve 0.34 - x = 6.46?
- A rental car company charges $22.50 per day plus $0.15 per mile. If you rented a car for 2 days and drove 237 miles, how much will you be charged?
- How do you write and solve an equation from a word problem?
- Candice has $5.45 in quarters and dimes. She has five fewer dimes than she has quarters. How many quarters and dimes does she have?
- If you know that you have a certain amount of money, and you have a certain number of more quarters than dimes, how do you find how many quarters and dimes you have?
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Staff Review
This lesson is full of word problems that must be written as equations and solved. Also, the examples all contain decimals, and some get very difficult, especially for a pre-Algebra course. This is a very difficult concept for many students and the examples are explained very well.
