Các câu hỏi tương tự
Tim so tu nhien co 2 chu so biet rang chu so hang chuc lon hon chu so hang don vi la 2 va so do lon hon tong cac binh phuong cac chu so cua no la 1.
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
Cho 1 so co 2 chu so. Biet rang so do gap 7 la chu so hang don vi neu chia so do cho chu so hang chuc cua no duoc thuong la 11 du 2. Tim so da cho.
Tong chu so hàng chuc và hai lan hang don vi cua mot so co hai chu so bang 18 .Neu doi hai chu so cho nhau thi duoc so moi hon so da cho 24 don vi . Tim so da cho
viet cac so co 2 chu so ma co chu so hang don vi la so ien truoc cua 3
tim so tu nhien co hai chu so .Biet rang tong cac chu so bang 6 va neu them vao so don vi thi duoc mot so cung viet bang cac chu so do nhung theo thu tu nguoc lai
tim hai so tu nhien hon kem nhau 12 don vi biet tich cua chung bang 20 lan so lon cong voi 6 lan so be
Tìm so co hai chự số biết tổng hai cu so cua no nho hon so do 6 lan . Neu them 25 vao tich cua hai chu so cua no se duoc so viet theo thu tu nguoc lai cua so can tim
tim 2 so biet tong cua chung la 17 va khi tang so thu nhat len 3 don vi so thu 2 len 2 don vi thi tich cua chung la 105.tim 2 so da cho