Hi there!! (✿◕‿◕)
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First, you have to put the numbers from least to greatest.
2, 2, 3, 5, 7, 7
Then, you have to find the middle number.
2, 2, 3, 5, 7, 7
3 and 5 and both in the middle so, you add them both and divide them by 2.
3+5 = 8
8/2 = 4
4 is the median.
Hope this helped!! ٩(◕‿◕。)۶