# How do you find the result when 80 is decreased by 80%?

Jun 4, 2016

16

#### Explanation:

There are 2 methods: Either find 80% of 80 and subtract.

Or, in one step, find the 20% of 80 that would be left.

$\frac{80}{100} \times 80 = 64 \text{ "rArr " } 80 - 64 = 16$

or: 100% -80% = 20%. Find the 20%

$\frac{20}{100} \times 80 = 16$