Solving Numerical Expressions

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 common acronym is PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

Solve: (12 x 2) ÷ 4 + 4

Back

10

Front

Evaluate the expression: 10 x (40 + 53)

Back

930

Front

What is a numerical expression?

Back

A numerical expression is a mathematical phrase that includes numbers and operation symbols but does not have an equal sign.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by performing the operations in the correct order.

Front

Solve: (4 x 8) - (9 + 7)

Back

16

Front

What is the first step in solving the expression 5 + (3 x 2)?

Back

The first step is to perform the multiplication inside the parentheses: 3 x 2 = 6.

Front

Which expression represents '2 more than the product of 6 and 3'?

Back

2 + (6 x 3)

Front

What is the result of 8 ÷ 2 + 3 x 4?

Back

14

Front

What is the value of the expression 15 - (3 + 2) x 2?

Back

5