Question

A bison herd has decreased 10% in population this year compared to last year. If there are 550 bison this year, how many were there last year?​

Answer 1

Explanation:

Herd decreased 10% and there is now 550.

Multiply the total by 110% or multiply the total by 10% and add that to the 550 total.

550*1.1=605 bison. Or 550*.1 + 550 = 55 +550 = 605 bison.

Answer 2

Answer: 605

Explanation:

This year Last year

550 x 1.1 = 605