Các câu hỏi tương tự
hay cho biet co tat ca bao nhieu so co 3 chu so ma trong moi so khong chua chu so 8?
tim so chinh phuong co 4 chu so. Biet so gom 2 chu so dau lon hon so gom 2 chu so cuoi 1 don vi.
hay cho biet co tat bao nhieu so co 4 chu so chi het cho 5 du 1
co bao nhieu bien so xe khac nhau ma moi so xe lap boi 2 chu cai dung dau va 3 CS dung sau (bang chu cai co 25 CS) khong co bien 000
tim so chinh phuong co 4 chu so. Biet hai chu so dau giong nhau, hai chu so so cuoi giong nhau.
tim so chinh phuong co 4 chu so. Biet hai chu so dau giong nhau, hai chu so so cuoi giong nhau.
cho cac so 1,2,3,4,5,6,7. hoi co the lap duoc bao nhieu chu so ma moi so gom dung 5 chu so doi mot khac nhau va trong moi so duoc sap xep theo thu tu tang dan tu trai qua phai.
Mot cai san hinh chu nhat co chieu dai 12cm, rong 8cm. Nguoi ta dung cac vien gach vuong co canh 20cm de lat nen
a) Tinh so vien gach can dung
b) Neu moi met vuong gach co gia 95 nghin dong thi lat het cai san do het bao nhieu tien
tim mot so co 2 chu so. biet chu so hang chuc>chu so hang don vi la 2 neu lay so do chia tong chu so cua no dc 6 du 1