3% of 800 is 24. Working out 3% of 800. Write 3% as 3 / 100; Since, finding the fraction of a number is same as multiplying the fraction with the number, we have 3 / 100 of 800 = 3 / 100 × 800; Therefore, the answer is 24. If you are using a calculator, simply enter 3÷100×800 which will give you 24 as the answer.
