Question

Peter walked 21/5 km. Mandy walked
9/4 km less than Peter. How far did they
walk altogether?​

Answer 1

Answer:

87/20

Step-by-step explanation:

Step 1- subtract 9/4 from 21/5 you will get 39/20

Step 2- add 39/20 to 21/5 you will get 87/20 which is ur answer you can change 87/20 in mixed fraction which is 4 whole and 7/20