Source: @excelwithbiz
#Thread
2. PivotTables
3. Paste Special
4. Add Multiple Rows
5. Absolute References ($)
6. Print Optimisation
7. Extend Formula Across/Down
8. Flash Fill
9. INDEX-MATCH
10. Filters
11. SUM
12. Ctrl Z
13. Format Cells
14. VLOOKUP
15. Ctrl C
16. Ctrl V
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18. COUNT and COUNTA
19. Remove Duplicates
20. COUNTIF
21. Options Advanced
22. Charts
23. Freeze Panes
24. SUMIF
25. Protect Sheet
26. F4
27. Sort
28. Save As (F12)
29. Move or Copy Column/Row
30. Ctrl (Arrows, PG Up, Etc)
31. IF
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33. Wrap Text
34. IF and ISERROR
35. Data Validation
36. Use of '(Apostrophe)
37. Resize Columns/Rows
38. F2
39. Alt Enter
40. Number Formats
41. Layout, Design & Formatting
42. Redo (Ctrl Y)
43. Cumulative Sum
44. Find and Replace
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46. Extend Selection
47. Slicers
48. Ctrl Tab
49. MAX, MIN
50. Comments
51. Forecast
52. Insert Symbols
53. FIND
54. Customise Status Bar
55. LEN (and LEFT/MID/RIGHT)
56. Average
57. Ctrl Shift A
58. Goal Seek/What-If
59. Select All
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61. UPPER, PROPER, Etc
62. Power Pivots
63. Templates
64. Quick Access
65. Ctrl P
66. Group/Ungroup
67. Customising the Ribbon
68. Ctrl S
69. Sparkline
70. Copy-Drag Worksheet
71. Macros & VBA
72. AND
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74 Insert (Ctrl Shift +)
75. Autocorrect
76. Right-Click on Cell
77. AutoSum (Alt =)
78. Text to Columns
79. Ctrl Space
80. RANDBETWEEN
81. Tables
82. Named Ranges/Name Manager
83. Double Click to Rename Sheet
84. Date and Time Functions
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86. Double Click Format Printer
87. Timeline
88. New Workbook (Shift-F11)
89. Ctrl 5 (Strikethrough)
90. INDIRECT
91. Italicise and Embolden
92. Rounding
93. Waterfall Chart
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95. Get External Data (From Web)
96. Show Formulas (CTRL ¬)
97. Ctrl U [Underline]
98. Tell Me What You Want to Do
99. Shift Space
100. Delete Row (CTRL 9)
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