how can this be correct: 29 - 1 = 30
lets see someone solve this one
not even close
Think about it in Roman numerals: 30 is XXIX, take away the I, and you get XXX, which is 30
what?????????????? How did you solve it!
I was studying Roman numerals in school yesterday xD
how can this be correct: 29 - 1 = 30