Cross-Border Digital Math Workbook: Addition & Subtraction within 20 with Mental Arithmetic Practice

Enhance your child's math skills with this digital math workbook, specifically designed to improve addition and subtraction abilities within 20. This interactive resource offers a range of engaging exercises that emphasize mental arithmetic practice, allowing young learners to develop quick calculation skills and boost their confidence in math. Perfect for students who require a flexible learning tool accessible anytime, anywhere. Ideal for reinforcing classroom learning or extra practice at home. Material: Paper Specification: 18*26 3C configuration category: Paper toys for children under 14 years old Suitable age: Children (4-6 years) Manufacture country: China Instructions included: No