tong cua 3 so la 80,3. so thu ba hon tong hai so kia la 2,5. so thu nhat kem so thu hai la 12,5 .tim 3 so do
Tong cua ba so la so lon nhat co ba chu so. Neu lay so thu nhat chia cho so thu hai thi duoc thuong la 5, du 3. So thu nhat hon tong cua hai so kia la 7 don vi. So thu nhat hon so thu hai la ?
TONG CUA HAI PHAN SO LA 7/6 , PHAN SO THU NHAT HON PHAN SO THU HAI LA 1/3. TIM PHAN SO THU NHAT
Tong cua hai so bang 621.biet tong cua so thu nhat va so thu hai hon so thu ba la 121 doi vi.so thu hai hon so thu nhat 21 don vi. Tim so thu nhat.
tim hai so biet tong cua hai so la 26,74 va so thu nhat be hon so thu hai la 18,74 .tim so thu nhat
Trung binh cong cua 3 so la 27. Biet so thu nhat hon tong hai so con lai la 15. Tim so thu nhat.
tong cua 3 so la 1978 so thu nhat lon hon tong cua hai so kia la 58 neu bot o so thu hai di 36 dv thi so thu hai bang so thu 3 tim ba so do
Tong cua 3 so la 1999 . So thu nhat lon hon tong cua 2 so kia 67 don vi . SSo thu 2 lon hon so thu ba 48 don vi . Tim 3 so do.
trung binh cong cua 3 so la 4 . Tim ba so do , biet rang so thu hai lon hon so thu nhat la 1,2 va be hon so thu ba la 2,4