Simply think, as long as it is a common multiple of 4 meters and 6 meters, don't move anywhere.

That is, you don't need to move at 0, 12, 24, 36, 48, 60, 72, 84, 96 meters. ***9 places.

Note: 0 can actually understand the common multiple of 4 and 6. 0 can be understood as a multiple of all numbers. It's just that we didn't learn 0 when we talked about divisibility in primary school.