7 4 6 5
Solved in 2 ways.
#1
10 1 9 2 8 3 74 6 5
As you can see every second number relates to each other.
#2
10 - 9 = 1 + 8 = 9 - 7 = 2 + 6 = 8 - 5 = 3 + 4 = 7 - 3 = 4 + 2 = 6 - 1 = 5
You + and - with the number one lower than the one needed to make it. 7
266
35
The next number in the sequence is 480
10
The next number in the sequence is 27.
5
21
The next number in the sequence would be 25.
266
120
311311122110
35
The next number in the sequence is 480
Consecutive terms in the sequence are found by dividing by 2 and adding 2. Therefore, after the number 10 comes 10/2 + 2 = 7.
5
27.
next in the sequence: 10,20,30,20