| Round off 3.1415926536 to the nearest billionth (9 decimal places) | Apr 07 22:29 UTC (GMT) |
| Round off 4.817 to the nearest ten (2 whole places) | Mar 29 11:57 UTC (GMT) |
| Round off 0.05 to the nearest one (1 whole place) | Mar 27 16:05 UTC (GMT) |
| All the operations with the numbers rounded off by users... | |
| 12 + 33 + 44 + 88 + 99 = ? | Feb 27 16:48 UTC (GMT) |
| 2 + 5 + 4 + 6 + 1 + 5 + 2 + 3 + 1 = ? | Feb 24 09:25 UTC (GMT) |
| 450 + 356 + 1,885 + 82 = ? | Jan 23 15:41 UTC (GMT) |
| All the operations with the numbers added by users... | |
| 134 - 104 = ? | Mar 18 20:15 UTC (GMT) |
| 134 - 104 = ? | Feb 19 21:39 UTC (GMT) |
| 63 - 48 = ? | Feb 17 10:42 UTC (GMT) |
| All the operations with the numbers subtracted by users... | |