Fill in the missing number
000222444666888101010
Let's look at the numbers from left to right:
0,2,4,6,8 0,2,4,6,8 0,2,4,6,8
We notice that the common operation is +2:
0+2=2 0+2=2 0+2=2
2+2=4 2+2=4 2+2=4
4+2=6 4+2=6 4+2=6
6+2=8 6+2=8 6+2=8
8+2=10 8+2=10 8+2=10
Therefore, the next sequence will be:
10+2=12 10+2=12 10+2=12
12+2=14 12+2=14 12+2=14
14+2=16 14+2=16 14+2=16
16+2=18 16+2=18 16+2=18
18, 16, 14, 12