Reduce Ratio 9:81

Here we will reduce the ratio 9:81 as much as possible. In other words, we will make the numbers 9 and 81 as low as they can be while still keeping the same ratio between the two numbers.

To do this we find the largest number that both 9 and 81 can be divided by. Then we divide both 9 and 81 by that number to get the new reduced ratio.

The largest number 9 and 81 can be divided by is 9. When we divide both numbers by 9, we get the new reduced ratio as follows:

1:9

To summarize, the ratio 9:81 reduced as much as possible is 1:9. You could also say that the ratio 9:81 equals 1:9.

Ratio Reducer
Use our Ratio Reducer to reduce another ratio:

Reduce Ratio 9:82
Here is the next ratio on our list that we reduced.