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Kotomora

逆ぎゃく算さん

ぎゃ
く
さ
ん
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Meanings

1

noun, noun or participle which takes 'suru', transitive verb

counting backwards; calculating backwards; back-calculation

General term for working backwards from a result to find a cause, starting point, or required input. Often used in planning, scheduling, and problem-solving.

2

noun

inverse operation

Mathematics term for the reverse of a given operation, such as subtraction being the inverse of addition.