kookycookiefanx
kookycookiefanx
24.04.2020 • 
Mathematics

What is 1+2+3+4+5+6+7+8+9+10+20+30+40+50+60+70+80+90+100
i do not need help but i am testing your brain :)
rules:
1. No calculator
2. Use brain only
3. Feel free to ask any one you know for 30 POINTS!!!

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