Question

Find this sum. Explain your method. 1/2 + 1/3 + 1/4 + 1/5 + 1/6 + 2/3 + 2/4 + 2/5 + 2/6 + 3/4 + 3/5 + 3/6 + 4/5 + 4/6 + 5/6

Answer 1

Your answer to the question is 15/2 which in decimal form is 7.5