% decrease = |original value - new value|/original value * 100%
= |40 - 30|/40 * 100%
= 10/40 * 100%
= 0.25 * 100%
= 25%
25% decrease.
-25%
30% decrease
40% decrease
40% decrease.
20% decrease.
40% decrease.
40% decrease.
Percentage decrease from 70 to 30 is ((70 - 30)/70) x 100 = (40/70) x 100 = 4000/70 = 400/7 = 57.14%
It is: (40-25)/40 times 100 = 37.5 decrease
40% of 30% = 0.12
30 of 40 is 75 percent.