4.4H Review

Front

What is the definition of a fraction?

Back

A fraction represents a part of a whole, expressed as a numerator (top number) over a denominator (bottom number). For example, 1/2 means one part out of two equal parts.

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1

Front

What does the numerator in a fraction represent?

Back

The numerator is the top number of a fraction that indicates how many parts of the whole are being considered.

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1

Front

What does the denominator in a fraction represent?

Back

The denominator is the bottom number of a fraction that indicates the total number of equal parts the whole is divided into.

Tags

CCSS.3.NF.A.2B

CCSS.3.NF.A.1

Front

How do you add fractions with the same denominator?

Back

To add fractions with the same denominator, keep the denominator the same and add the numerators. For example, 1/4 + 2/4 = (1+2)/4 = 3/4.

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

Front

How do you subtract fractions with the same denominator?

Back

To subtract fractions with the same denominator, keep the denominator the same and subtract the numerators. For example, 3/5 - 1/5 = (3-1)/5 = 2/5.

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction. For example, 2 1/3 is a mixed number, which means 2 whole parts and 1/3 of another part.

Tags

CCSS.3.NF.A.3C

Front

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

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder becomes the new numerator over the original denominator.

Front

What is the least common multiple (LCM)?

Back

The least common multiple (LCM) of two or more numbers is the smallest multiple that is exactly divisible by each of the numbers.

Front

How do you find the LCM of two numbers?

Back

To find the LCM of two numbers, list the multiples of each number and find the smallest multiple they have in common.

Front

What is a decimal?

Back

A decimal is a way of expressing fractions in a base-10 system, using a point to separate the whole number from the fractional part. For example, 0.5 is a decimal representation of 1/2.