Question

there are 278 houes in hannahs neighborhood she collected a total of $780 from her neighbors to donate to a local charity hannah received $5 at each house she went to.how many houses did hannah not collect money?

Answer 1

Divide the amount of money earned by the amount she got from every house.

780 / 5 = 156

156 out of 278 houses payed money. Subtract to see how many did not pay money

278 - 156 = 122

Hannah did not collect money from 122 of the houses in her neighborhood.