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9/16*4/12 + 9/16*-3/9

begin mathsize 16px style open parentheses 9 over 16 cross times 4 over 12 close parentheses plus open parentheses 9 over 16 cross times fraction numerator negative 3 over denominator 9 end fraction close parentheses equals space 9 over 48 space minus space 3 over 16 LCM left parenthesis 48 comma space 16 right parenthesis space equals space 48 space equals 9 over 48 space minus space fraction numerator 3 cross times 3 over denominator 16 cross times 3 end fraction equals 9 over 48 space minus space 9 over 48 equals 0 end style


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