35/42 as a percentage is 83.33%. This value tells you how much of a whole the fraction represents when you look at it in terms of hundredths. It’s a quick way to see the size of the fraction in everyday terms.
The fraction 35/42 can be reduced by dividing both the numerator and the denominator by 7, giving you 5/6. Knowing that 5 out of 6 parts are present helps you understand why the percentage is close to 80%, but a little higher.
In practical situations, you might use this percentage when comparing scores, measuring parts of a recipe, or analyzing data. Seeing 83.33% lets you instantly gauge that the amount is a solid majority, but not quite a full 100%.