Multiplying fractions by fractions

What is a fraction?

• A fraction is a whole number.

• A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator and 'b' is the denominator.

• A fraction is a type of decimal number.

• A fraction is a mathematical operation involving addition.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

How do you find a fraction of a number?

• Add the fraction to the number.

• Multiply the fraction by the number.

• Divide the number by the fraction.

• Subtract the fraction from the number.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is 3/4 of 2/3?

• 1/2

• 2/3

• 3/8

• 1/4

Tags

CCSS.5.NF.B.6

If 3/5 of the students are girls and 1/2 of them wear glasses, what fraction of all students are girls who wear glasses?

• 1/5 of all students

• 3/10 of all students

• 2/5 of all students

• 1/2 of all students

Tags

CCSS.5.NF.B.6

What is the product of 7/8 and 1/4?

• 7/16

• 7/32

• 1/2

• 1/4

Tags

CCSS.5.NF.B.6

What is the product of 1/4 and 1/2?

• 1/4

• 1/2

• 1/8

• 1/16

Tags

CCSS.5.NF.B.6

What is the product of 5/6 and 2/3?

• 1/2

• 5/9

• 10/18

• 4/9

Tags

CCSS.5.NF.B.6

What is the product of 1/2 and 3/4?

• 1/2

• 3/8

• 1/4

• 3/2

Tags

CCSS.5.NF.B.6

How do you convert an improper fraction to a mixed number?

• Multiply the denominator by the whole number and add the numerator.

• Divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator over the original denominator.

• Subtract the whole number from the numerator and keep the denominator the same.

• Add the numerator and denominator to get the mixed number.

What is the reciprocal of a fraction?

• The reciprocal of a fraction 'a/b' is 'b/a'.

• The reciprocal of a fraction 'a/b' is 'a/b'.

• The reciprocal of a fraction 'a/b' is '1/a + 1/b'.

• The reciprocal of a fraction 'a/b' is 'a + b'.