tim so be nhat co 2 chu so ma thuong bang 5 ?
tim so be nhat co hai chu so ma tich va thuong cua chu so hang don vi voi chu so hang chuc bang deu bang 3
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
TIM MOT SO KHI BIET SO DO TRU DI 34 THI BANG SO LON NHAT CO HAI CHU SO MA HIEU HAI CHU SO BANG 8
Cau 1 co tat ca ..... so co 2 chu so ma hieu 2 chu so cua moi so do bang 6
Cau 2 so lon nhat co 2 chu so ma hieu 2 chu so cua moi so do bang 5 . La :.............
Cau 3 so be nhat co 2 chu so ma tong 2 chu so cua moi so do bang 9 . La : .............
bai1 tim so lon nhat co hai chu so ma tong cac chu so bang 15 la.............................................................................. tim sonho nhat co hai chu so ma tong cac chu so bang 5la.............................................
tim tong cua so lon nhat va so be nhat co ba chu so ma tong ba chu so cua moi so deu bang 8
tim so co 2 chu so ma tich 2 chu so cua so do bang 2 hieu hai chui so do cung bang 2
so be nhat co 2 chu so ma tong hai chu so do bang 11