1, tong cua so co mot chu so va so co hai chu so be nhat la bao nhieu ?
nếu như vậy xẽ có nhiều tổng
1 + 10 = 11
2 + 10 = 12
3 + 10 = 13
4 + 10=14
5 + 10 = 15
6 + 10 = 16
7 + 10 = 17
8 + 10 = 18
9 + 10 = 19
tim mot so biet rang tong cua so do va so lon nhat co mot chu so la so tron chuc lon nhat co hai chu so
hieu cua so lon nhat co hai chu so va so be nhat co mot chu so la?99;90;9
tim tong cua so lon nhat co 2 chu so va so be nhat co 1 chu so la...
tong cua so tu nhien be nhat va so lon nhat co hai chu so la?
tong cu hai so la
so chan tron lon nhat . neu co them vao so hang thu nhat la so le co mot chu so lon nhat thi tong bang bao nhieu
tong cua so tu nhien be nhat va so lon nhat co hai chu so la ..18. voi 99 ko dung ban oi.
hieu cua hai so la so lon nhat co 2 chu so ma tong 2 chu so cua no bang 12 so tru bang 7 vay so bi tru cua no la bao nhieu vay cac ban
tim tich cua so be nhat co mot chu so va so lon nhat co mot chu so
co bao nhieu so co 2 chu soma hieu hai chu so cua no bang so le nho nhat co mot chu so
