Numerical Expressions

Front

What is a numerical expression?

Back

A numerical expression is a mathematical phrase that includes numbers and operations (like addition, subtraction, multiplication, and division) but does not have an equal sign.

Front

What does the expression '16 times as much as 4' represent?

Back

Front

How can you express the total number of beads if there are 3 boxes with 6 beads each?

Back

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: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). This is often remembered by the acronym PEMDAS.

Front

What does the expression '45 x 7' mean?

Back

It means 45 times as much as 7, or you can think of it as 7 groups of 45.

Front

What is the result of the expression '9 + (12 x 4)'?

Back

The result is 57.

Front

How do you rewrite the expression '(6 + 12) x 10' using the distributive property?

Back

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and operations without an equal sign, while an equation states that two expressions are equal and includes an equal sign.

Front

What does the distributive property state?

Back

Front

If you have the expression '6 + (12 x 10)', what operation do you perform first?

Back

You perform the multiplication first, according to the order of operations.