Asked by Nicolette

Average attendance at a school's basketball games increased from 1000 to 1500 last year. One student said that represented a 150% increase. Explain the student's error.

Please help!
Answered by Ms. Sue
(1500 - 1000) / 1000 = ?

Multiply the decimal answer by 100 to find the percentage.
Answered by jolly rancher
OK, not enough caffeine.

kidding . . .

probably divided the new total by the old total - which is incorrect.

should be difference divided by old total