Calculation Cards for Elementary School 1st Grade Math Addition Subtraction Addition Subtraction Instant purchase OK! Brand new, unused item. Just purchased. I 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). I will package it to prevent water damage and ship it 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 First Grade Home Study Addition Subtraction Memorization Math Set