5% of (25% of Rs. 1600) is

Rs. 20

5% of (25% of Rs. 1600)

\(\frac{ 1}{ 20}\) of ( \(\frac{1 }{ 4}\) of 1600)

=\(\frac{1}{ 20}\) × \(\frac{1 }{4 }\) × 1600

=\(\frac{1600 }{ 80}\)

=20

It becomes easy when we know the value of a percentage in the form of fractions, then we can directly convert percentage in fraction forms without any calculation errors (mostly when the percentage value is in points like 14.28) . We can learn the values from the following: