Math
There a re 30 students in a math class. Twelve belong to the computer club, and eight belong to the photography club. Three belong to both clubs. How many belong to neither?
asked by
MathLuv

There are twelve plus eight minus three who belong to any club.
How many belong to neither, out of thirty?posted by MathMate

12?
posted by MathLuv

Nope, but close!
30(12+83) = ?posted by MathMate
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