question_answer 6)

Salil wants to put a picture in a frame. The picture is \[7\frac{3}{5}\text{ cm}\] wide. To fit in the frame the picture cannot be more than \[7\frac{3}{10}\text{ cm}\] wide. How much should the picture be trimmed?

Answer:

                The picture should be trimmed by \[=7\frac{3}{5}-7\frac{3}{10}=\frac{38}{5}-\frac{73}{10}=\frac{76-73}{10}=\frac{3}{10}\text{cm}\text{.}\]