Subtract Whole Numbers: example 1.38

A washing machine is on sale for $$399 .$ Its regular price is $$588 .$ What is the difference between the regular price and the sale price?

Work it out on paper first. Then open the solution one step at a time, and stop as soon as you can finish on your own.

Your turn

The book's Try It right after this example: same idea, new numbers. Only the answer is given.

A television set is on sale for $$499 .$ Its regular price is $$648 .$ What is the difference between the regular price and the sale price?

How did it go?

Write a phrase.	the difference between 588 and 399
Translate to math notation.	$588 - 399$
Subtract.
Write a sentence to answer the question.	The difference between the regular price and the sale price is $189.

Write a phrase.	the difference between 588 and 399
Translate to math notation.	$588 - 399$
Subtract.
Write a sentence to answer the question.	The difference between the regular price and the sale price is $189.