Understand Percentage Concept: Understand the concept of percentage. 400% can be thought of as 400 per 100, which means 4 times as much because 400%=100400=4.
Calculate 400% of 5: Calculate 400% of 5.To find 400% of a number, you multiply the number by 4 (since 400% equals 4).So, 400% of 5 is 5×4.
Perform Multiplication: Perform the multiplication. 5×4=20