Connecting the Dots — Formula Sheet
CBSE · Class 7 · Mathematics
6 formulas from Connecting the Dots (CBSE Class 7 Mathematics) on one page, grouped by topic. Part of the CBSE Class 7 Mathematics syllabus.
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Formulas and Key Relations
Average or Mean
Mean = (Sum of all the values in the data) ÷ (Number of values in the data)
Average number of runs scored by a player in a match = [Total runs scored by the player in all the matches] ÷ [Number of matches played]
(57 + 13 + 0 + 84 + 51 + 27) ÷ 6
(407 - 19) ÷ 11 = 35.27
Median, Outliers, and Centre
Median = (value at position n/2 + value at position n/2+1 in sorted data) ÷ 2
Mean = sum of all values ÷ number of values.
Full sheet with units and worked examples
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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Important Questions
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Chapter Summary
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