Add and Sub Fractions

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

What does it mean to add fractions?

Back

Adding fractions involves combining the parts represented by the fractions. If the denominators are the same, add the numerators. If they are different, find a common denominator first.

Tags

CCSS.4.NF.B.3A

Front

What is the least common multiple (LCM)?

Back

The least common multiple of two numbers is the smallest number that is a multiple of both numbers.

Front

How do you find the LCM of 8 and 12?

Back

List the multiples of each number: Multiples of 8: 8, 16, 24, 32...; Multiples of 12: 12, 24, 36...; The LCM is 24.

Front

What is the process to subtract fractions?

Back

To subtract fractions, ensure they have a common denominator. Then, subtract the numerators and keep the denominator the same.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the simplest form of a fraction?

Back

A fraction is in simplest form when the numerator and denominator have no common factors other than 1.

Front

How do you simplify the fraction 4/6?

Back

Divide both the numerator and denominator by their greatest common divisor, which is 2. So, 4/6 simplifies to 2/3.

Front

What is the sum of 1/6 and 3/6?

Back

1/6 + 3/6 = 4/6, which simplifies to 2/3.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the difference of 7/8 - 1/3?

Back

7/8 - 1/3 = 13/24.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What fraction of students play either the flute or the clarinet if 5/10 play the flute and 3/10 play the clarinet?

Back

5/10 + 3/10 = 8/10, which simplifies to 4/5.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D