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Name _____________________________
Date ___________________
Mean
Find the missing number, n, in each data set.

1.   82, n, 26, 43, 102, 97, 161, 13, 37, 17, and 93
mean  =  77
2.   167, 66, 198, 176, 24, 138, 135, n, 191, 153, 115, 67, and 94
mean  =  126
3.   167, 146, 78, 146, 75, n, 81, 126, and 83
mean  =  116
4.   40, 47, 15, 90, n, 153, 40, and 32
mean  =  77
5.   14, 141, 139, 164, 103, 163, 14, 34, 76, 15, n, and 34
mean  =  75
6.   n, 19, 74, 128, 46, 128, 177, 2, 133, and 75
mean  =  91
7.   87, 2, 175, 29, 28, 10, 36, 39, 176, n, 37, 199, and 41
mean  =  68
8.   79, 33, 78, n, 165, 12, 50, 74, 78, 67, 82, and 136
mean  =  78
9.   44, 8, 34, 22, 92, 177, 110, 169, and n
mean  =  78
10.   110, 29, 169, 92, 76, 179, n, 91, 147, 99, and 170
mean  =  114
11.   * This is a pre-made sheet.
Use the link at the top of the page for a printable page.
12.   2, 5, 153, 30, 132, 44, n, and 5
mean  =  60
13.   123, 66, n, 66, 129, 67, 157, 66, and 82
mean  =  104
14.   72, 81, 53, n, 101, 27, 84, 62, 44, 81, 23, and 68
mean  =  65
15.   n, 171, 33, 161, 81, 155, 83, 2, 191, 114, 148, 2, and 189
mean  =  111

 


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