Nathan needs to save $124 - $55 = $69 to buy a skateboard.
Answer:

Step-by-step explanation:
Note the number 5 is repeated 4 times, hence we can say that the expression 5⋅5⋅5⋅5 is equivalent to 5 raised to the power of 4 or 
edit : correct spelling
Answer:
answer is
Step-by-step explanation:
Answer:
41
Step-by-step explanation:
Our equation is: Francesca-Winnie
In other words: 45-4
Hope this helps and have a great day!