1.07% is the change from 841 to 850
Calculation steps:
[( 850 - 841 ) ÷ 841] x 100 = 1.07%
Formula
Percentage change = [(850 - 841) / 841] x 100
Subtract the new number by the original number
850 - 841 = 9
9 ÷ 841 = 0.01070154577883472
0.01070154577883472 x 100 = 1.07%