math
posted by kylie on .
i
need help with number patterns
2,10,5,_,_,100

The solution seems to follow this pattern.
2 x 5 = 10
10 5 = 5
5 x 5 = 25
25 5 = 20
20 x 5= 100
Basically first number times 5, next minus 5, the next again times 5, the one after minus 5 Etc.