Question

mrs singh bought 9 folders and 9 notebooks.the cost of each folder was 2.50 .each notebook cost 4.00.write two equivalent expressions and then find the total cost.

Answer 1

22.5 + 36 = $58.5 2.50 x 9 = 22.5 and 4.00 x 9 = 36

Answer 2

9x2.50=22.5
9x4.00=36
22.5+36=58.5