Susan' s test scores for social studies are 81,76,73,and 79. what is her average score?
(81 + 76 + 73 + 79) / 4 = ?
77.2
To find Susan's average score for social studies, you need to add up all the scores and then divide the sum by the number of scores. Let's calculate it step by step:
1. Add up all the scores:
81 + 76 + 73 + 79 = 309
2. Divide the sum by the number of scores:
309 / 4 = 77.25
Therefore, Susan's average score for social studies is 77.25.
To find Susan's average score for social studies, you need to add up all her test scores and then divide the sum by the number of tests she took. Let's calculate it step by step:
1. Add up all the test scores:
81 + 76 + 73 + 79 = 309
2. Divide the sum by the number of tests:
309 / 4 = 77.25
Therefore, Susan's average score for social studies is 77.25.