Did you get it right?
This blackboard puzzle asks you to solve 48 – 6 x 5 + 7 = ? without rushing the order of operations.
The Answer
The correct answer is: 25.
Here is why
- Do the multiplication first: 6 x 5 = 30.
- Then subtract: 48 – 30 = 18.
- Finally add: 18 + 7 = 25.
Why people miss it
Many people read straight across and forget that multiplication comes before subtraction and addition.
What answer did you get before checking?