What is the result of 1/10 of 40?

This is not a difficult question and I will help you solve it :)

When calculating 1/10 from 40, what we have to do is this:

(1/10) * 40 = 4 

This means that we have to multiply 40 by 1 and divide by 10 :)

So the answer in this case is 4. 

'of' in mathematics means multiplication

The household makes $424.45