算術 さんじゅつ乗算 じょうざんではありませんでした
sanjutsu jōzandewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 算術乗算

1. Was not arithmetic multiplication.; Was not a calculation of multiplication.

Past/Perfective
Negative
Polite
Formal Register
Computing