pre algebra
posted by jazzi
Solve: 5 1/81 7/8

Steve
5 1/8 = 4 9/8
1 7/8 = 1 7/8
subtract to get 3 2/8 = 3 1/4
Not sure I'd call this prealgebra; just 4th grade math to me. Still, I guess all arithmetic is prealgebra.
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