Answer:

Step-by-step explanation:
Commutative property of addition:
Changing the order of addends does not change the sum.
<h3>Hope it is helpful...</h3>
<h2>Given :</h2>
<h2>Solution : </h2>

Through the statement above we have,
_____________________________

answer:
put a picture of the question, it is easier to understand that way.
Answer: $300
Step-by-step explanation:
Mr. Calvin earned 
He spent
on food i.e.



Remaining money = 
So, he saved $300 after expenses