Calvin works at the pizza place making pizzas. If he is working alone, he can make an average of 15 3/4 per hour. if he works with his friend Megan, he tends to get distracted, and his rate falls by 1/2 pizza per hour. How many pizzas can Calvin make in an 8-hour shift with Megan? Explain the operations that will be needed to solve this problem, and solve it.
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