1.1667
350 divided by 18 into a percentage = 1944.44%
21 = 0.7142857142857143
21 can be divided by 7 but 18 cant
18
-39
4.8571
18 is what percent of 21= 18 / 21= 0.857143Converting decimal to a percentage:0.857143 * 100 = 85.71%
30 divided by 100 and then multiplied by 18 gives the percentage 60%
0.6429
6/7 = 18/21 + 1/21 = 19/21
39