4 ms·
If i ask you to add from 1 to 10 , is that how you add ? 1 + 10 + let_me_add_from2_9 ? So yeah, not at all natural.
by nullcipher 3y ago
If i ask you to add from 1 to 10 , is that how you add ? 1 + 10 + let_me_add_from2_9 ? So yeah, not at all natural.
- orwin 3y agoYou easily see it's (1+10)*10/2, so you'll get to 55 way faster this way. Way more natural.