let x = decrease 80- 80 x = 70 80(1-x) = 70 1-x =70/80 x = 1-70/80 = 0.125 = 12.5%
70 %% = ( part / whole ) x 100what percent of 80 (whole) is 56 (part)?% = ( 56 / 80 ) x 100% = (0.7) x 100% = 70 %70%
5,600
7/8 x 80 = 70
2 x 5 x 7 = 70
let x = decrease 80- 80 x = 70 80(1-x) = 70 1-x =70/80 x = 1-70/80 = 0.125 = 12.5%
70 %% = ( part / whole ) x 100what percent of 80 (whole) is 56 (part)?% = ( 56 / 80 ) x 100% = (0.7) x 100% = 70 %70%
80 - 70% = 80 x (1 - (70/100)) = 24
70 x 80 = 5600
60
5,600
it is 21?
The product of 70 and 40 = 70 x 40 = 2800.
5,600
80 x 70 = 5600 - 35 = 5565
80% of 70 is 560.8 x 70 = 56so 20% off100 - 80 = 20
7/8 x 80 = 70