Math Review 01

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 × 4 means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

What is the area of a square?

Back

The area of a square is calculated by multiplying the length of one side by itself. If each side is 6 cm, the area is 6 cm × 6 cm = 36 sq cm.

Front

What does 'q' represent in an equation?

Back

'q' is a variable that can represent any number. In the equation 2 × q = 16, if q = 8, then the equation is true.

Front

What is the expression for adding two numbers?

Back

The expression for adding two numbers is written as 'a + b', where 'a' and 'b' are the numbers being added.

Front

What is the difference between addition and multiplication?

Back

Addition combines numbers to get a total, while multiplication is repeated addition of a number.

Front

How do you find the time after a certain number of hours?

Back

To find the time after a certain number of hours, add the hours to the current time. For example, if it is 8:00 and you add 4 hours, it becomes 12:00.

Front

What is a true equation?

Back

A true equation is a mathematical statement that shows two expressions are equal, such as 2 × 4 = 8.

Front

What is the distributive property?

Back

The distributive property states that a × (b + c) = a × b + a × c. It allows you to multiply a number by a sum.

Front

What is the formula for the area of a rectangle?

Back

The area of a rectangle is calculated by multiplying its length by its width: Area = length × width.

Front

What does it mean to solve for a variable?

Back

Solving for a variable means finding the value of that variable that makes the equation true.