0.437 as a fraction is 437/1000.
437/100
437/1000
0.437 = 437/1000
437/100
4.37 = 437/100
Simplest is of course subjective, but I'd say 437/1 is quite simple.
874/1000 Which reduces to 437/500
As a fraction, 0.874 = 874/1000, which simplifies to 437/500 {874 = 2 x 19 x 23}
Answer 1-437/500=1.874 == Same as 937/500=1.874
6.8% of 437 = 6.8% * 437 = 0.068 * 437 = 29.716
23 times 19 equals 437.