ban an viet lien tiep nhom chu hoc gioi toan thanh day hoc gioi toan .....
A. chu cai thu 2017 trong day la chu gi ?
b. trong day tren neu co 0 cho o thi co bao nhieu chu h bao nhieu chu n
an viet lien tiep nhom chu CHAMHOC CHAMHOC THANH MOT DAY .
A, chu cai thu 1000 trong day la chu gi
b, neu dem trong day co 1200 chu H thi den duoc bao nhieu chu A
viet lien tiep cac chu cai A,N,L,Ư,U thanh day AN LƯU,AN LƯU,...........Chu cai thu 1998 la chu cai gi ?
A Tinh tong day so le lien tiep tu 1 den 1995
B De viet het cac day so o day so tren can su dung bao nhieu chu do
Nguoi ta viet lien tiep cac chu cai B, I, N, H, G, I, A, N, G thanh mot day BINH GIANG, BINH GIANG, BINH GIANG.... Mot ban dem duoc trong day da viet co 2017 chu cai N .Hoi day da viet co bao nhieu chu cai I ? Bao nhieu chu cai H ?
1.Cho day so sau: 4,7,10,13,....,100,103
a. tinh tong day so tren
b. so 50,76,106 co la so do cua day so do khong? neu thuoc day thi no la so hang thu bao nhieu cua day?
2. tim so co 2 chu so, biet rang lay so do chia tong cac chu so cua no thi duoc thuong la 5 du 12
An viet day so tu nhien lien tiep 123456.....20152016.Hoi An da dung tat ca bao nhieu chu so 2
cho day so 1 , 2 ,3 ,4 , ... ,2006 . a) hoi day so tren co bao nhieu chu so . b) day so co tat ca bao nhieu chu so 5 . c) chu so thu 206 la chu so nao
Cho day so chan lien tiep : 2,4,6,8,10,....,2468.
a) Hoi day co bao nhieu chu so?
b) Tim chu so thu 2000 cua day?