So first to solve this you divide it by 2.5 to get what 1% is: this would be 0.884.
Then to get 100% of the number you multiply 0.884 by 100. The answer to that is 88.4.
2.21 is 2.5% of 88.4, hope this helps!
Answer:

Step-by-step explanation:
(-14) ÷ (-34)
14/34
= ⁷/17
I think it is (10,-7) but lmk otherwise