Math Review Pt. 1

Front

What is subtraction?

Back

Subtraction is the mathematical operation of finding the difference between two numbers. It is represented by the minus sign (-). For example, in the equation 5 - 2 = 3, 2 is subtracted from 5.

Front

What is addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total. It is represented by the plus sign (+). For example, in the equation 3 + 4 = 7, 3 and 4 are added together to get 7.

Front

What is a perimeter?

Back

Perimeter is the total distance around the outside of a shape. For a square, it is calculated by adding the lengths of all four sides. The formula for the perimeter of a square is P = 4 × side length.

Front

What is an area?

Back

Area is the amount of space inside a shape. For a square, it is calculated by multiplying the length of one side by itself. The formula for the area of a square is A = side length × side length.

Front

How do you find the number of groups?

Back

To find the number of groups, divide the total number of items by the number of items in each group. For example, if you have 12 apples and want to make groups of 3, you would do 12 ÷ 3 = 4 groups.

Front

What is a word problem in math?

Back

A word problem is a mathematical question that is presented in the form of a story or real-life scenario. It requires reading comprehension and problem-solving skills to translate the words into a mathematical equation.

Front

What is multiplication?

Back

Multiplication is the mathematical operation of finding the total of one number added to itself a certain number of times. It is represented by the multiplication sign (×). For example, 4 × 3 means adding 4 three times: 4 + 4 + 4 = 12.

Front

What is division?

Back

Division is the mathematical operation of splitting a number into equal parts. It is represented by the division sign (÷). For example, in the equation 12 ÷ 4 = 3, 12 is divided into 4 equal parts, each part being 3.

Front

What is a square?

Back

A square is a four-sided polygon (quadrilateral) with all sides of equal length and all angles equal to 90 degrees. The opposite sides are parallel.

Front

What is a rectangle?

Back

A rectangle is a four-sided polygon (quadrilateral) with opposite sides that are equal in length and all angles equal to 90 degrees.