v 1.1. ©-G_L- C means clear all numbers 1 means 1 2 means 2 3 means 3 4 means 4 5 means 5 6 means 6 7 means 7 8 means 8 9 means 9 0 means 0 + means + - means - × means × / • / * : means ÷ / : . means . / , = means =
