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When you multiply two fractions together do you cross multiply?
Wiki User
∙ 11y ago
No.
1/8 * 1/4
1 * 1 and 8 * 4
= 1/32
=======multiply straight across; numerator times numerator and denominator times denominator
Wiki User
∙ 11y ago
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How do you figure out if two fractions are equal or not?
cross multiply
What are the rules for multiplying fractions?
When multiplying 2 fractions, we multiply the two numerators together and the two denominators together.
What is a definition for ordering fractions?
to order fractions you can cross multiply two fractions at a time or you can convert all the fractions into decimals.
How do you Multiply 3 fractions?
Multiply the first two together and then multiply that total by the third.
When multiplying fractions do you multlply to the side or cross multiply?
Multiplying fractions is the easiest operation you can do with them. Nothing complicated is required, just multiply the top two and the bottom two. Simple as that!
How do you figure out if two fractions are equal or not?
cross multiply
What are the rules for multiplying fractions?
When multiplying 2 fractions, we multiply the two numerators together and the two denominators together.
What is a definition for ordering fractions?
to order fractions you can cross multiply two fractions at a time or you can convert all the fractions into decimals.
How do you Multiply 3 fractions?
Multiply the first two together and then multiply that total by the third.
When do you cross multiply in dividing fractions?
To divide fractions, turn the second one over - that is, swap its numerator and denominator - and multiply. Nothing else is necessary. You cross multiply when you have a proportion, that is when you have two ratios that are equal.
Do you change the denomanator if you multiply?
Yes, you multiply the numerators together and the denominators together when multiplying two fractions
When multiplying fractions do you multlply to the side or cross multiply?
Multiplying fractions is the easiest operation you can do with them. Nothing complicated is required, just multiply the top two and the bottom two. Simple as that!
What do you do if you are multiplying three fractions?
Multiply any two of them together first and then multiply the result by the third fraction.
How do 4th graders divide and multiply fractions?
The same way anyone else does. To multiply fractions, multiply the top numbers together and then the bottom numbers together. The two totals become the top and bottom number, respectively, of the new fraction. To divide fractions, flip the second fraction upside down and multiply it.
How do you make composite?
Multiply together two or more prime numbers.
How do you cross multiply fractions?
write two fractions beside each other,and start at the top right multiply that to the bottom left,and write the answer above it,and multiply the top left to the bottom right,and write the answer above the fraction.
What does cross multiplyng mean?
Cross-multiplying is when you have two fractions, and you multiply the numerator of each fraction by the other fractions's denominator. In other words, if you have two fractions a/b and c/d, cross-multiplying would be finding a*d and b*c. If a/b=c/d, then ad = bc.
