Curated OER
Subtracting Fractions with Borrowing
The teacher draws a visual on the white board to show how to change a whole number into a fraction by borrowing. This is necessary because the original written fraction is too small to subtract the second fraction.
Curated OER
Subtracting Fractions from Whole Numbers
Duane draws a visual to show how to change a whole number into a fraction before subtracting.
Math Antics
Adding and Subtracting Fractions
Why can't mathematicians add just like they multiply fractions? The resource provides a counterexample to show that the same rules for multiplying fractions do not work for addition. Using the counterexample, learners see the proper way...
Curated OER
How Do You Subtract Mixed Fractions with Different Denominators by Regrouping?
Are your young mathematicians having trouble with subtracting mixed fractions? Consider this video to supplement your teaching. An instructor explains step-by-step how to subtract mixed fractions with unlike denominators showing viewers...
Khan Academy
Subtracting Fractions with Like Denominators
Elementary school students can observe Sal as he subtracts fractions that have a common denominator. Because this concept is fairly straight forward, he focuses on simplifying his answer. A great video for those needing extra support in...
Khan Academy
Adding and Subtracting Fractions
This video shows how to add, subtract, and simplify fractions using a pie graph and an infinite blackboard. Once he has established the rule, Sal throws the viewer a curve ball with a fraction subtraction problem that results in a...
Khan Academy
Subtracting Mixed Numbers 2, Fractions, Pre-Algebra
To subtract mixed numbers, it may be necessary to find the least common multiple to establish a common denominator. This is just what Sal does in this presentation. First, he shows how to find a common denominator and then the process...
Curated OER
How Do You Subtract Fractions with Different Denominators?
Combining fractions with unlike denominators. Wait! You can't do that! You have to have common denominators to combine the numerator of fractions. Here's a quick review of changing the denominator by multiplying each fraction by that...
Curated OER
How Do You Subtract Mixed Fractions with the Same Denominator?
There are many ways to subtract mixed fractions. The teacher demonstrates one method of how to break up the mixed number and subtract the whole numbers apart from the fractions. Once that is complete she puts the whole number and...
Curated OER
How Do You Subtract Mixed Fractions with the Same Denominator?
There are many ways to subtract mixed fractions. The teacher demonstrates one method of how to break up the mixed number and subtract the whole numbers apart from the fractions. Once that is complete she puts the whole number and...
Curated OER
How Do You Subtract Mixed Fractions with Different Denominators by Regrouping?
Are your young mathematicians having trouble with subtracting mixed fractions? Consider this video to supplement your teaching. An instructor explains step-by-step how to subtract mixed fractions with unlike denominators, showing viewers...
Curated OER
How Do You Subtract a Whole Number from a Fraction?
Follow along as the instructor demonstrates how to subtract a whole number from a fraction. First, she changes the whole number to a fraction. Then she finds the least common denominator of the two fractions. Finally, she does the...
Curated OER
How Do You Add Mixed Fractions with the Same Denominator by Converting to Improper Fractions?
Work through adding mixed fractions by first converting each fraction to an improper fraction. This video details each necessary step, including how to reduce and convert your improper fraction back into a mixed fraction after you have...
Curated OER
How Do You Add Mixed Fractions with the Same Denominator by Converting to Improper Fractions?
Work through adding mixed fractions by first converting each fraction to an improper fraction. This video details each necessary step, including how to reduce and convert your improper fraction back into a mixed fraction after you have...
Curated OER
How Do You Put Fractions in Order Using an LCD?
Put fractions with different original denominators in order using the least common denominator. Once she has shown how to find the least common denominator, an instructor constructs equivalent fractions that are more easily compared to...
Curated OER
How Do You Put Fractions in Order Using an LCD?
Put fractions with different original denominators in order using the least common denominator. Once she has shown how to find the least common denominator, an instructor constructs equivalent fractions that are more easily compared to...
Curated OER
How Do You Add Fractions with the Same Denominator?
Want to add fractions? Well, if they have the same denominator it's going to be so easy. Just add the numerator values together and keep the denominator the same. Easy as that.
Curated OER
How Do You Subtract Two Rational Expressions with Different Denominators?
Reinforce instruction on the least common denominator and subtracting rational expressions with this tutorial video. Learners can view this video in class or at home. Consider using this resource to supplement your lesson plan.
Curated OER
How Do You Subtract Two Rational Expressions with Different Denominators?
Reinforce instruction on the least common denominator and subtracting rational expressions with this tutorial video. Learners can view this video in class or at home. Consider using this resource to supplement your lesson plan.
Curated OER
How Do You Subtract Fractions with the Same Denominator?
Having a common denominator is the best thing to have when subtracting fractions. If you have a common denominator then all you have to do is subtract the numbers in the numerator.
Curated OER
How Do You Subtract Fractions with the Same Denominator?
Having a common denominator is the best thing to have when subtracting fractions. If you have a common denominator then all you have to do is subtract the numbers in the numerator.
Curated OER
How Do You Subtract Two Rational Expressions with the Same Denominator?
Rational expressions that are in the form of fractions. Yuk! The teacher demonstrates how to subtract one rational expression from the other when the expressions have a common denominator. Combine like terms and write it in simplest form.
Curated OER
What are Equivalent Fractions?
Check this out! Make equivalent fractions by multiplying or dividing a given value. It's a useful skill to have in math. Watch this video as the instructor demonstrates several ways to get equivalent fractions.
Curated OER
Subtracting Fractions
In forty-four seconds, Duane explains how to find a common denominator and then subtract a mixed fraction. Short, simple, and great for an at-home review.
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