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Lucy's kitten weighs 5 2/8 lbs. This is 1 7/8 pounds more than last year. How much did Mittens weigh last year?

Sagot :

Wight this years

[tex]\begin{gathered} =\text{ 5}\frac{2}{8} \\ \text{weight last year = 5}\frac{2}{8}\text{ - 1}\frac{7}{8} \\ \text{ = (5 - 1)(}\frac{2}{8}\text{ - }\frac{7}{8}) \\ \text{ = 4(}\frac{2\text{ - 7}}{8}) \\ \text{ = 4}\frac{-5}{8} \\ \text{ = 3}\frac{8\text{ - 5}}{8} \\ \text{ Weight last year = 3}\frac{3}{8} \end{gathered}[/tex]