"Percentage decrease" refers to the reduction or lowering of something, expressed as a portion or fraction of the original value, usually presented as a percentage. Full definition
I'm afraid if I replace this too often with the power walking it will make muscle percentage decrease. (rachaelattard.com)
I just judge battery by general use over a few charge cycles and get an estimate for how much percentage decreases per hour on average. (blog.the-ebook-reader.com)
That discount percentage decreases slightly if you increase the price of either device, but even at 10 % off, now is a better time to buy than yesterday. (androidauthority.com)