九归
jiǔ guī
- rules for doing division with a one-digit divisor on the abacus;the abacus division rules
九归
九归
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[the abacus division rules] 珠算中用一到九的九个个位数为除数的除法,如逢六进一,就是六除六商一;六三添作五,就是六除三十商五
九归[jiǔ guī]