JMdict: 1227060

逆算 【ぎゃくさん】

  1. [n,vs,vt] counting backwards; calculating backwards
  2. [n] inverse operation
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Kanji in this word:

Kanji Meanings On Readings Kun Readings
逆 Inverted, Reverse, Opposite, Wicked ギャク, ゲキ さか, さか.さ, さか.らう
算 Calculate, Divining, Number, Abacus, Probability サン そろ