Các câu hỏi tương tự
Tong cua 2 so la so be nhat co ba chu so,so hang thu nhat la 57.Vay so hang thu hai la?
tong cua 2 chu so la so be nhat co 2 chu so ma hieu 2 chu so do bang 7 . so hang thu 2 la 9. tim so hang thu 1
Tong cua 2 so la so lon nhat co hai chu so. So hang thu nhat la so chan lon nhat co 1 chu so. Tim so hang kia
tong cua hai so la so be nhatco 3 chu so.so hang thu nhat la 85 tim so hang thu hai
tong hai so bang 45, so hang thu nhat la so lien sau so be nhat co hai chu so. tim so hang thu hai
viet tat ca cac so co hai chu co tong cua chu so hang chuc va chu so hang don vi la 8
1/ tinh : 1 giờ : 3 ...phút? 2/ lop 2a co 4 ban; lop 2b co 5 ban du thi violypic cap thanh pho . Cac ban cua hai lop bat tay chuc mung nhau moi khi di moi nguoi mot lan. Hoi co tat ca bao nhieu cai bat tay?Biết rằng các bạn trong cùng lớp ko bat tay nhau.3/ so be nhat co 3 chu so khac nhau cua phep chia chu so hang tram cho chu so hang chuc bang thuong cua phep chia chu so hang chuc cho hang don vi la so.......4/ cho day so :0,1,2,3,6,11,...So thich hop tiep theo cua day so do la:...5/ so lon...
Đọc tiếp
1/ tinh : 1 giờ : 3= ...phút?
2/ lop 2a co 4 ban; lop 2b co 5 ban du thi violypic cap thanh pho . Cac ban cua hai lop bat tay chuc mung nhau moi khi di moi nguoi mot lan. Hoi co tat ca bao nhieu cai bat tay?Biết rằng các bạn trong cùng lớp ko bat tay nhau.
3/ so be nhat co 3 chu so khac nhau cua phep chia chu so hang tram cho chu so hang chuc bang thuong cua phep chia chu so hang chuc cho hang don vi la so.......
4/ cho day so :0,1,2,3,6,11,...So thich hop tiep theo cua day so do la:...
5/ so lon nhat co 3 chu so khac nhau ma tong cac chu so cua so do bang 21la:....
tim so co 2 chu so biet tong hai chu so la 13 va hang chuc lon hon hang don vi la
5
tong cua hai so la 35 . khi them vao so hang thu nhat 6 don vi thi tong cua hai so la bao ??
tong cua hai so la 83 . khi bot so hang thu hai di 7 don vi thi tong cua hai so la bao nhieu ??
hieu cua hai so la 55. ki them vao so bi tru 9 don vi thi hieu cua hai so la bao nhieu ??
hieu cau hai so la 28 . khi them vao so tru 8 don vi thi hieu cua hai so do la bao nhieu ??