ua , binh thuong ma

ai tim dc so 9

888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888988888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888

Lớp 4 mà ko but em lớp còn bt

Ez

hiệu 2 số là:13*2+1=27

số bé là:(279-27)/2=126

số lớn là:279-126=153

153 và 126

Bài kiểm tra trên máy thì tùy thuộc vào các phần mềm học. Bài kiểm tra ngoài giấy thì bạn nối bằng bút chì hoặc bút bi