1.78% is the change from 841 to 856
Calculation steps:
[( 856 - 841 ) ÷ 841] x 100 = 1.78%
Formula
Percentage change = [(856 - 841) / 841] x 100
Subtract the new number by the original number
856 - 841 = 15
15 ÷ 841 = 0.0178359096313912
0.0178359096313912 x 100 = 1.78%