5th Grade EOY Math Review

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its simplest form, where the numerator and denominator have no common factors other than 1.

Front

What is the formula for finding the area of a rectangle?

Back

Area = length × width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Tags

CCSS.4.OA.B.4

Front

What is the order of operations in math?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). It is often remembered by the acronym PEMDAS.

Tags

CCSS.7.NS.A.3

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 and 'b' is the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the least common multiple (LCM)?

Back

The least common multiple of two or more numbers is the smallest number that is a multiple of each of the numbers.

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor of two or more numbers is the largest number that divides all of them without leaving a remainder.

Front

What is a variable in algebra?

Back

A variable is a symbol, often a letter, that represents a number in mathematical expressions or equations.

Tags

CCSS.6.EE.A.2B

Front

What is the difference between perimeter and area?

Back

Perimeter is the distance around a shape, while area is the amount of space inside a shape.