Can you solve this math puzzle?
A man steals a $100 bill from a store’s register. Then he buys $70 worth of goods at that store using the $100 bill and gets $30 in change.
How much money did the store lose?
Think you know the answer?
To see the answer to the math puzzle, click to expand the accordion below.
The store lost $100.
Let’s break down each step and why the store only lost that amount.
First, the man stole $100 from the register: -$100
Then he bought $70 worth of goods from the store: -$170
He used the $100 bill to pay, so the store got their $100 bill back: -$70
The store gave him $30 in change for this purchase: -$100
Therefore, the store lost $100 in this series of events.
Did you get it right without looking at the answer?
Need a hint?
If you need a hint, click to expand the accordion below.
Think about the fact that while the store lost their $100, they eventually got it back when the made used it to make his purchase.