释义 |
bor.row obj SUBTRACTIONHbBr7EJ, $5bB:7roJv [T]to put a number into a different column when doing subtraction(演算减法时)从左边借(一位)To take 26 away from 53, first borrow a 10 from the 50 (leaving a 4 in the 10's column) to make the 3 into 13. Then you can take the 6 away.从53 减去26,先从50借一个10(十位上留4)将3变成13。然后就可减去6了。
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