The French pour cent means per hundred, so percent is per 100.
That becomes part of the total. In writing: 1% = .
And 12% of is the part of 500. That is .
What percentage is of 60?
Answer: %.
The number increases to , by how many percent is that?
Answer: %.
The number increases with %, how much will it become?
Answer: .
The number decreases with %, how much will it become?
Answer: .
The number is % of the total, how much is the total?
Answer: , so the total is .
A number increases with % to , what is the number?
Answer: , so the number is .