Description:
【Basic Set】: This 16-piece school aid includes double-sided math cards designed as number-line cards for early arithmetic learning and classroom or home practice.
【Practice Use】: These addition practice cards and subtraction practice cards help learners work through simple equations with clear number-line layouts on both edge_s.
【Construction】: Made from coated paper with a double-layer laminated surface, these math cards are built for repeated handling during study sessions.
【Surface】: The waterproof and erasable finish lets you write, wipe, and reuse the cards, making them practical for frequent and review.
【Size】: Each number-line card measures 26.7 x 8.8 cm, giving a compact rectangular format that is easy to place on a desk, carry, and use during focused math practice.







