87628501263디딤돌 초등수학 기본+응용Current price(26.09.07 09:00)15,300 KRW$11.54 · 1 USD = 1,326 KRW · Oct 21, 2026Daily snapshot for reference only; actual checkout rates and fees may differ.All-time low15,300 KRWAll-time high15,300 KRWLowest price trend