Question

A rectangular field is 280 m by 390 m. A rectangular barn 25 m by 33 m is built in the field. How much area is left over?

Answer 1

Field area:

280 x 390 = 109,200 m²

Barn area:

25 x 33 = 825 m²

let area: 109,200 - 825 = 108,375 m²