Calculation Cards for Elementary School Students - 1st Grade Math - Addition and Subtraction - Set of 2 Instant purchase OK! Brand new, unused. Just purchased. A great deal with a set of two. We also sell various calculation cards andお得なセット販売 (great value sets). Please take a look. #MocoMathSet Perfect for lost cards, damage, education from early childhood, or a re-challenge as an adult. Brand new and unused. I understand you're in a hurry, so I'll ship quickly (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 total, including 0, bound with a color fancy ring. ◆ Comes with a case. Math set, single item, calculation cards, calculation card, first grade, home study, addition, subtraction, memorization, math set