Calculation Cards Keisan Kaado Elementary School 1st Grade Math Addition Subtraction Tashizan Hikizan Instant purchase OK! Brand new, unused. Just purchased. I also sell various calculation cards and advantageous sets. Please take a look. #MokoMathSet How about it for lost cards, damage, education from early childhood, or a re-challenge as an adult? Brand new, unused. I understand you're in a hurry, so I'll ship quickly. (Ships within 24 hours) I will package it to prevent water damage and ship via Yu-Packet (anonymous delivery, trackable, with compensation). ◆ Includes 4 types of cards with 188 cards including 0, bound with a color fancy ring. ◆ Comes with a case Math set single item Keisan Kaado Calculation cards First grade Home study Addition Subtraction Memorization Sansu Set