Question

Students in Jay's school plant vegetables in one of the rectangular gardens with length 90 feet and width 7 1/2 feet. What are three different expressions to find the garden's perimeter?

Answer 1

convert 7 1/2 to a decimal which becomes 7.5 and here are the 3 different expressions to find the garden's perimeter.

1) p= 2(l + w)

2) p= 2 x 90+ 2 x 7.5

3) p= 90 + 7.5 + 90 + 7.5