Math word problems for elementary students involving subtraction and basic arithmetic.

Three math word problems on a white background, each with multiple-choice answers. Problem 3: Mark has 12 baseball cards, gives 3 to Joseph, and puts some in his backpack, ending with 5 cards. Problem 4: 12 dogs and 7 cats at a park, 4 dogs run away. Problem 5: 18 students on a bus, 5 get off at the first stop, 4 at the second stop.