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How do you simplify expressions with variables?
You multiply out brackets, remove common factors from fractions, combine like terms.
What does it mean to multiply and divide fractions?
multiply and divide fractions!-.-
How do you multiply and divide dissimilar fractions?
The dissimilarity of the fractions doesn't matter. To multiply two fractions, multiply the numerators together, then the denominators, then put the new numerator over the new denominator. Simplify if you can. To divide fractions, invert the second fraction and multiply as just described.
When you multiply fractions do you multiply the bottom numbers too?
Yes.
How do you multiply two fractions?
-- Multiply their numerators to get the numerator of their product. -- Multiply their denominators to get the denominator of their product.
How do you simplify expressions with variables?
You multiply out brackets, remove common factors from fractions, combine like terms.
Why do you need a common denominator when adding and subtracting fractions but not when you multiply or divide fractions?
For subtracting and adding you cannot add or subtract unalike things. For multiplication and division you can multiply by whatever you want. In some maths you even multiply by variables such as "x". Or divide by them.
What does it mean to multiply and divide fractions?
multiply and divide fractions!-.-
How can you use models to multiply fractions?
No, you cannot use models to multiply fractions!!
How do you find volume with fractions?
You multiply the fractions
Do you multiply the denominator when you multiply fractions?
Yes you do.
Why do you invert fractions?
When you divide by fractions, you invert and multiply.
What is the difference between cross and across?
When you add or subtract fractions you cross multiply and when you multiply or divide fractions you across multiply.
When you multiply fractions do you multiply the denominator?
yes. you multiply the numerator and denominator
How do you multiply and divide dissimilar fractions?
The dissimilarity of the fractions doesn't matter. To multiply two fractions, multiply the numerators together, then the denominators, then put the new numerator over the new denominator. Simplify if you can. To divide fractions, invert the second fraction and multiply as just described.
Do you ever multiply a fraction?
Yes, there are times when you multiply fractions.
When you multiply fractions do you multiply the bottom numbers too?
Yes.
