How do you write 1 over 400 as a percent?

Answer 1

Well, darling, to write 1 over 400 as a percent, you simply multiply 1 by 100 and then divide by 400. That gives you a whopping 0.25%. So, there you have it, 1 over 400 as a percent is 0.25%.

Answer 2

0.25%

% rate:

= 1/400 * 100%

= 0.0025 * 100%

= 0.25%