ELTIS - English Language Test for International Students Listening to Math Problems Questions and Answers
Listen to the math teacher: 'For this problem, first calculate the total cost of five notebooks that are $2.50 each. Then, determine the cost of three pens at $1.25 each. Finally, you need to find the difference between the cost of the notebooks and the cost of the pens.' What is the final step required to solve this problem?