20% decrease.

The decrease from 80 to 64: 20%

68.75% decrease.

64 to 20 is a 68.75% decrease.

64/10 = 6.4 x 2 = 12.864 - 12.8 = 51.2

25% decrease.

67.1875% decrease.

The percent in the decrease of 25 to 20 = 20%

Both are correct, depending on the context. If decrease is a noun then decrease of is correct. eg This year we have seen a decrease of 20 percent. If decrease is a verb then decrease by 20 percent is correct. eg This year we can decrease the price by 20 percent.

20 percent decrease.

25%. The decrease is 16, which is one quarter of 64, and 1/4 is 25%.

48 is 25% less than 64.

This is a decrease of 20%

25.5814% decrease.

(72 - 64)/72 x 100 = 11.1 recurring (that is, 11.1111...) percent.

20% decrease.

20% decrease

20% decrease.

20% decrease.

20% decrease

20% decrease.

The decrease in population is 900. The Percent change is 900 / 4500 X 100 = 20% Decrease Or = -20%.

64 is 20 percent off of 320.

20/64 x 100 = 31.25 percent.

12.8