What is 4/9 , 6/7 ,5/8 ,1/12 ,6/5 into a percent

Turning fractions into percents is simply turning the fractions into decimals, then multiplying by 100%.
For example, 1/2 = 0.5 = 50%

4/9 = 0.44 = 44%
6/7 = 0.86 = 86%
5/8 = 0.63 = 63%
1/12 = 0.08 = 8%
6/5 = 1.2 = 120%

44.44%, 85.714286%, 62.5%, 8.33%, 120%

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