How important is mid year report?

<p>I usually have a 90% or above average. But i've been slacking alittle, and now i have a 88% average. Two of my classes i had an A in went to a B and B-. Will a 3% decrease in my overall average keep me from getting accpeted into a college?</p>

<p>neh .</p>

<p>yes or no? explaination?</p>