order of operations

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. The acronym PEMDAS helps remember the order: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does the term 'base' mean in exponents?

Back

In exponents, the base is the number that is multiplied by itself. For example, in 2^3, 2 is the base.

Front

What is the value of 5 x 5 x 5 x 5?

Back

5 x 5 x 5 x 5 = 5^4 = 625.

Front

What is the first operation to perform in the expression 10 - 4 ÷ 1 x 5?

Back

The first operation is Division (4 ÷ 1).

Front

What is the result of 18 + 24 ÷ 4?

Back

The result is 18 + 6 = 24.

Front

What does PEMDAS stand for?

Back

PEMDAS stands for Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.

Front

In the expression 13 - 2 x 4, which operation do you perform first?

Back

You perform Multiplication first: 2 x 4 = 8.

Front

What is the result of 13 - 2 x 4?

Back

The result is 13 - 8 = 5.

Front

What is an exponent?

Back

An exponent is a number that shows how many times to use the base in a multiplication. For example, in 3^2, 3 is the base and 2 is the exponent.

Front

What is the value of 2^3?

Back

2^3 = 2 x 2 x 2 = 8.