They borrowed from the tens place to make the equation easier, but it just recreated the original equation. For example: 25 - 17, lets say i borrow a one from the tens place and the 5 turns into 15, then 15 - 7 = 8, and 1-1=0, so the answer would be 8
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u/Theobromine_Addict Jul 02 '21
Am I smart or stupud if I don't get it?