How to say “Check the unit price with me—the larger pack actually costs more per kilo.” in Japanese
In Japanese
ちょっと一緒に単価を見てみて。大きいパックのほうが、キロあたりで見るとかえって高いよ。
Chotto issho ni tanka o mite mite. Ōkii pakku no hō ga, kiro atari de miru to kaette takai yo.