Question

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?

Answer 1

Wight this years

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