Last Updated
：2025/12/06
digital root
Noun
Japanese Meaning
ある数の各桁の数字を順に足し合わせ、もし結果が複数桁の場合さらにその各桁を足し合わせ続け、最終的に得られる一桁の数字
Sense（1）
（ plural ）
Quizzes for review
(mathematics) The single digit obtained from a number by repetitive digitaddition
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digital root
To check divisibility by nine, compute the digital root of the number and see if it equals nine.
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To check divisibility by nine, compute the digital root of the number and see if it equals nine.
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