mental math

Front

What is mental math?

Back

Mental math is the ability to perform calculations in your head without using a calculator or paper.

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the unknown that makes the equation true.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals, used to represent numbers visually.

Front

What is the order of operations?

Back

The order of operations is the rules that define the correct sequence to evaluate a mathematical expression: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What is a sum?

Back

A sum is the result of adding two or more numbers together.

Front

What is a difference?

Back

A difference is the result of subtracting one number from another.

Front

What is a total?

Back

A total is the final amount you get after adding or combining numbers.

Front

What is a calculation?

Back

A calculation is a mathematical process of finding a number or amount.