Question

The number of students at valley view middle school increased by 10% to 770 total students. How many stun dents were enrolled at valley view middle school before the increase?

Answer 1

Answer: there were 693 students before the increase

Step-by-step explanation: as it increased by 10% it is the 10% of 770 students. So the 10% would make up to 77 students increase.(77÷100×770) Then you subtract 77 by the 770 to derive the number of students before increase which gives us 693.

Answer 2

There were 693 students before the increase.

Explanation:

You just take 90 percent of 770, which is 770 * 0.90 = 693.