43/84 as a percentage is 51.19%. This number tells you how much of a whole the fraction represents when you look at it in terms of 100 parts.
The fraction 43/84 can be reduced to its simplest form by dividing both the numerator and denominator by their greatest common divisor, which is 1, so it stays the same. It is a little more than one‑half, which makes sense because 50% would be exactly 42/84.
When you see 51.19% on a report or a chart, you know it comes from the same relationship as 43 parts out of 84 total parts. It’s a handy way to compare this value with other percentages that might be based on different totals.
