Answer:
A. 236
Explanation:
You can do this in addition and subtraction. The addition way is, we can start from 206 and make our way up 216 226 236 and 246. The way to subtract it, is we can start from 276 you minus 10 every time so it would be, 276 - 266 - 256 - 246 - 236. That's your answer. 236
Hope this helps