Worksheets

Mean, median and mode

Level 3 · Decimals and a missing value

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Find the mean.

1.
1,  14,  23,  101,\;14,\;23,\;10
2.
21,  25,  20,  1221,\;25,\;20,\;12
3.
1.7,  2.1,  9.2,  2.11.7,\;2.1,\;9.2,\;2.1
4.
7.8,  6.3,  8.1,  37.8,\;6.3,\;8.1,\;3
5.
The mean of 1,  12,  131,\;12,\;13 and x is 88. Find x.
6.
The mean of 8,  7,  15,  88,\;7,\;15,\;8 and x is 1111. Find x.
7.
The mean of 11,  14,  13,  1111,\;14,\;13,\;11 and x is 1313. Find x.
8.
The mean of 7,  2,  1,  117,\;2,\;1,\;11 and x is 88. Find x.

Find the range.

9.
−3,  −3,  7,  −6,  −12,  2,  15-3,\;-3,\;7,\;-6,\;-12,\;2,\;15
10.
−10,  2,  −10,  −10,  −9,  15,  14-10,\;2,\;-10,\;-10,\;-9,\;15,\;14

0 of 10 right

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