You get a percentage usually by comparing two numbers against each other. One number compared to itself is always 100%
The mass percentage of carbon in sucrose can be calculated by dividing the mass of carbon by the total mass of sucrose and then multiplying by 100. In this case, the mass percentage of carbon in sucrose would be (8.4 g / 20.0 g) x 100 = 42%.
23 out of 42 as a percentage is about 54.762%.
42 42
42 out of 52 = 80.77%
42 percent.
50% of 42 is 21.
76 is 180.9 % of 42 42 is 55.3% of 76
24/42 = 57.14%
42/50 is 84%.
11/42 = 26.19%
42/56*100 = 75%
% rate = 42/3600 * 1.67%