Calculation cards for elementary school students, 1st grade, arithmetic, addition, subtraction, addition, subtraction Instant purchase OK! No price reduction. Brand new, unused item. Purchased recently. We also sell various calculation cards and advantageous sets. Please take a look. #MocoMathSet How about it for lost cards, damage, education from early childhood, or a re-challenge as an adult? It's a brand new, unused item. I understand you're in a hurry, so I'll ship it as soon as possible (within 24 hours). It will be packaged with water damage protection and shipped via Yu-Packet (anonymous delivery, trackable, with compensation). ◆ Includes 4 types of 188 cards including 0, bound with a color fancy ring. ◆ Comes with a case Math set, single item, calculation cards, calculation cards, first grade, home study, addition, subtraction, memorization, math set