Tiger Math is a self-guided math tutoring series which is systematically designed for kids in K - 6, their parents, and their educators. The main goal of Tiger Math is to build math foundation by acquiring a sense of numbers and mastering the four operation skills in terms of addition, subtraction, multiplication, and division. Just do 2 sheets a day for 10 minutes ! And perforated sheets make it so easy to tear out! Tiger Math series helps your kids build math confidence as well as form good habits to study math on a daily basis. Goals of Level C-4 1. Practice subtracting 1-digit number from 2-digit numbers without borrowing. (Week 1) 2. Practice subtracting 1-digit number from 2 digit numbers with borrowing. (Week 2 ~ 4)