42 is what percent of 400?

42 is 10.5% of 400

Step-by-Step Solution

Formula: (X / Y) x 100
= (42 / 400) x 100
= 0.105 x 100
= 10.5%

42 is 10.5% of 400. Formula: (42 / 400) x 100 = 10.5%.

How do you find what percent one number is of another?

Divide the first number by the second, then multiply by 100. Formula: (X / Y) x 100.

What is the percentage formula?

Percentage = (Part / Whole) x 100.

Why is finding percentage useful?

Percentages help compare values, calculate grades, commissions, discounts, and many real-world applications.