{(85-50)/50}x100=(?). 50 to 85 percent increase provides the comprehensive information on how to find what is the percent of increase from 50 to 85.

__50 to 85 percent increase:__

(85 - 50)/50 x 100 = (?)

= 35/50 x 100

= 70%

(85 - 50)/50 x 100 = 70%

Hence,

the percent of increase from 50 to 85 is 70%

__where,__

50 is the base or reference quantity,

85 is the relative or increased quantity,

35 is the difference between base and increased quantity,

70% is the percent increase.

The result of difference between the increased quantity 85 and reference quantity 50 divided by the reference quantity 50, multiplied with 100 is the percent of increase from 50 to 85. The below is the step-by-step work shows how to find what is the percent of increase from 50 to 85 by using the mathematical formula.
step 1 Observe the input parameters, values and what to be found:

__Input values:__

Base or reference value X = 50

Increased or relative value Y = 85

__What to be found:__

Find the percent increase from 50 to 85.

(85 - 50)/60 x 100 = (?)%

step 2 Find the difference between increased quantity 85 and reference quantity 50:

85 - 50 = 35

step 3
Divide the difference 35 by the reference quantity 50, and multiply the result with 100:

35/50 x 100 = 70%

Hence,

70% is the percent of increase from 50 to 85.