Question

During a newspaper drive, three sections of Grade 4 collected 3 1/4 kilograms, 2 1/2 kilograms, and 2 1/3 kilograms of newspapers. How many kilograms of newspaper did the three sections collect?

Answer 1

Step-by-step explanation:

13/4+5/2+7/3

13×3/12+5×6/12+7×4/12( LCM=12)

39/12+30/12+28/12=97/12=81/12kg