Fraction Operations

Front

What is a fraction?

Back

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

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together. For example, (a/b) * (c/d) = (a*c)/(b*d).

Tags

CCSS.5.NF.B.6

Front

What does it mean to divide fractions?

Back

Dividing fractions involves multiplying by the reciprocal of the second fraction. For example, (a/b) ÷ (c/d) = (a/b) * (d/c).

Tags

CCSS.6.NS.A.1

Front

What is an unlike denominator?

Back

Unlike denominators are denominators that are not the same. For example, 1/4 and 1/3 have unlike denominators.

Front

How do you add fractions with unlike denominators?

Back

To add fractions with unlike denominators, first find a common denominator, convert the fractions, and then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 2 1/3.

Tags

CCSS.3.NF.A.3C

Front

How do you subtract mixed numbers?

Back

To subtract mixed numbers, subtract the whole numbers and the fractions separately, and then combine the results.

Tags

CCSS.7.NS.A.1C

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator. For example, the reciprocal of 3/4 is 4/3.

Front

What is the result of 7 1/6 - 2 5/6?

Back

The result is 4 1/3.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

If Bobby has 3/4 of a cake and shares 1/8, how much is left?

Back

Bobby has 5/8 of the cake left.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2