Respuesta :

xxiiSavaiixx
The simplest way to do this is too turn the fractions into decimals. 83.4 And 5.6. Then, subtract the decimals. You should get 77.8.
musiclover10045

use proportions:

8 3/4 / 5/6 = x /1

8 3/4 = 35/4

 x = 35/4 * 6/5

x = 210/20 = 10 1/2 acres in one hour

good job