Timeline for What's the number in the last cell according to the pattern?
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
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| Nov 20, 2019 at 9:28 | comment | added | JS1 | I arrived at the same solution but a different way. I saw the differences between consecutive top row numbers being +3 -2 +5 -2 -2, and the bottom row being -6 +4 -10 +4 X. So the bottom row differences were always -2 times the top row differences. Which makes the last difference +4, so 8+4=12. | |
| Nov 20, 2019 at 7:06 | comment | added | Michael May | Thank you, Jan Ivan. I think that's the right pattern. You're so sharp-minded! | |
| Nov 20, 2019 at 7:05 | vote | accept | Michael May | ||
| Nov 20, 2019 at 7:02 | history | answered | Jan Ivan | CC BY-SA 4.0 |