Final answer:
To convert 12 into a percent of 100, divide 12 by 100 and multiply by 100.
Step-by-step explanation:
To convert 12 into a percent of 100, you divide 12 by 100 and then multiply by 100 to get the percentage.
So, 12/100 = 0.12, and 0.12 x 100 = 12%.