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From: Loyd To: Teacher2Teacher Public Discussion Date: 2003072810:11:49 Subject: Re: Math Teacher responds On 2003072720:24:12, Anonymous wrote: >Hi there Claudia, > >I read with interest your method for figuring out grades. >I got very excited at first thinking you had found a simpler >way to figure grades. But, being a math teacher, I had to test >your method. If you average the grades first, and then average the >averages, you get a much different grade than your method. > >Here's an example: > >Your method: 60/100 + 17/20 + 8/10 = 85/130 = 65% > >My method: .60 + .85 + .80 = 2.25/3 = 75% > > >What do you think? > >Anonymous >California > I like your method best. The other method 60/100 + 17/20 + 8/10 = 85/130 = 65% adds unlike fractions which as one can see, cheated the students in the case given.
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