Dividing Fractions How To
Turn the second fraction upside down then multiply.
Dividing fractions how to. To divide fractions by fractions start by replacing the division sign with a multiplication sign. You bought 6 1 2 pounds of sirloin steak and you want to cut it into pieces that. Finally simplify the fractions if needed. There are 3 simple steps to divide fractions.
Change the division sign to a multiplication sign. Multiply the first fraction by that reciprocal. To divide one fraction by another fraction change the problem to multiplication. Take a look at the example below.
To divide two fractions we multiply the first fraction by the reciprocal of the second fraction. Turn the second fraction the one you want to divide by upside down this is now a reciprocal. 3. Dividing fractions step by step examples.
The organic chemistry tutor 683 960 views 58 32. One of the most valuable things to teach your students when dividing fractions is what the answer means. Dividing two fractions is the same as multiplying the first fraction by the reciprocal of the second fraction. Multiply the top numbers of both fractions together to get the numerator top number of your new fraction.
How dividing fractions works. Teaching students how to divide fractions is part of the common core state standards for mathematical practice. In fact after you change mixed numbers to improper fractions dividing fractions is just like multiplying fractions except that you flip the numerator and the denominator of the second fraction. Learn how to divide proper fractions.
The reciprocal of a fraction is swapping the positions of the numerator and the denominator. Mixed numbers adding subtracting multiplying dividing whole numbers decimals improper fractions duration. Dividing fractions is as easy as pie. The organic chemistry tutor 682 365 views.
Then multiply the two denominators. Mathematicians didn t want to muck up fraction division by making you do something as complicated as actually dividing so they devised a way to use multiplication instead. Change the second fraction to its reciprocal. The first step to dividing fractions is to find the reciprocal reverse the numerator and denominator of the second fraction.