Number jig
Using the coins from 1 cent to $1, Americans can make $1 in 293 different ways. Using all the coins from 1p to £1, how many different ways can we make £1? Fit these numbers into the grid. One number doesn’t fit. This is the prize answer.
3 digits 139 207 392 451 545 678 694 706 840
873 943 964
4 digits 1582 2186 3099 4288 4563 5740 6992 7347 8934 9782
5 digits 18861 23177 39869 48216 55318 62807 66235 71927 81683 83563 91380
6 digits 206043 307929 716264 851376 917302
7 digits 2770736 3845287 4631570 6907493
8 digits 83504742