As a teacher, you will probably write word problems for your students. This activity will help you see how slight changes in the wording of a problem can produce big changes in meaning and in the operation that is used to solve the problem. 1a. A mulch pile problem: Originally, there was 3/4 of a cubic yard of mulch in a mulch pile. Then 1/3 of the mulch in the mulch pile was removed. Now how much mulch is left the mulch pile? Is the mulch pile problem a problem for , is it a problem for 1/3 x 3/4 , or is it a 1/3 - 3/4 problem for neither of these? Explain. Choose the correct problem and explanation