Number Sum
The following grid of size 5x5 is partially complete with whole numbers from 1 to 7.
The sum of each row and column is shown on the edges of the grid.
Fill in the missing numbers to complete the grid.
| 24 | 16 | 28 | 12 | 26 | |
| 27 | 5 | 6 | |||
| 18 | 1 | 2 | 7 | ||
| 21 | 1 | 3 | 4 | ||
| 17 | 7 | 4 | 1 | 2 | |
| 23 | 5 | 3 | 6 | 2 | 7 |