What is Murphy’s net short-term capital gain or loss from these transactions?

Tax Accounting Capital Gain/Loss Calculation

Murphy Smith has the following stock transactions for 2018

Based on the information in the above table, answer the following questions:

What is Murphy’s net short-term capital gain or loss from these transactions?
What is Murphy’s net long-term capital gain or loss from these transactions?
What is Murphy’s net gain or loss from these transactions?