Multiplying and Dividing Fractions Flashcards
Math
What is the first step in multiplying fractions?
Multiply the numerators together.
What is the second step in multiplying fractions?
Multiply the denominators together.
True or False: To multiply fractions, you need a common denominator.
False
What is 1/2 multiplied by 3/4?
3/8
Fill in the blank: To divide fractions, you multiply by the __________.
reciprocal
What is the reciprocal of 2/3?
3/2
True or False: When dividing fractions, the first step is to invert the second fraction.
True
What is 5/6 divided by 1/3?
2 1/2 or 5/2
What do you do with any whole numbers when multiplying fractions?
Convert them to improper fractions.
How do you simplify 6/8?
3/4
What is the product of 1/3 and 3/5?
1/5
What is the result of multiplying 0/4 by any fraction?
0
If a fraction is improper, what does it mean?
The numerator is greater than or equal to the denominator.
What is 7/8 divided by 1/2?
1 3/4 or 7/4
Fill in the blank: When multiplying fractions, always simplify __________.
before multiplying
What is the first step in dividing fractions?
Invert the second fraction.
True or False: You can only multiply fractions with the same denominator.
False
What is 2/5 multiplied by 10/3?
20/15 or 4/3
What do you call a fraction where the numerator and denominator are the same?
A whole number (or 1)
What is 3/4 divided by 2/3?
9/8 or 1 1/8
Fill in the blank: To simplify a fraction, find the __________ of the numerator and denominator.
greatest common divisor (GCD)
What is the product of 2/3 and 3/4?
1/2
How do you multiply a whole number by a fraction?
Convert the whole number to a fraction and multiply.
What is the result of 1/2 divided by 1/4?
2
What is 9/10 multiplied by 5/6?
15/20 or 3/4
True or False: Dividing by a fraction is the same as multiplying by its reciprocal.
True
What happens to the product of two fractions if one of them is zero?
The product is zero.
