This can help the student to understand the problem and How to find 1/5 of a number.
Explanation: To find 1/5 (said as 'one fifth') is the same as dividing by 5 So 20 divided by 5 is 4 In the same way, 1/2 of 20 is the same as 20 divided by 2 1/4 of 20 is 20
If you want to improve your mathematics understanding, then get yourself a tutor.
I love math because it is a way to solve problems and find solutions.
You can use math to determine all sorts of things, like how much money you'll need to save for a rainy day.
You can get math help online by visiting websites like Khan Academy or Mathway.