Question

The strandard width of 8 lanes in swimming pools used for conpetitions is 21.92 meters. The standard width of 9 lanes is 21.96 meters. How much wider is each lane when there are 8 lanes than when there are 9 lanes?? HELP ME PLEASEEE!!! You will get 28 points.

Answer 1

ok so first you multiply 8x21.92 once you solve that you subtract it for what you get when you multiply 9x21.92. 

Answer 2

multiply 8x21.92 and find the sum then multiply 9x21.92 and find the sum then subtract both sums together and you have your answer