In order to subtract the numerators of a fraction, the denominators need to be equal. In order to do that, you need to multiply [tex] \frac{3}{4} [/tex] x [tex] \frac{2}{2} [/tex] to get [tex] \frac{6}{8} [/tex]. So now we can think of the problem "what times [tex] \frac{3}{8} [/tex] equals [tex] \frac{6}{8} [/tex]. So the answer is 2. The food will be up in 2 weeks.
