Các câu hỏi tương tự
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
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.
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.
tim tat ca cac so tu nhien có 2 chu so biet rang chu so hang don vi nho hon chu so hang chuc la 2 va tich cua chu so do cua no luon lon hon tong cua hai chu so cua nó la 34 don vi
tong cua 2 so la 100 , so hang thu hai la 40. Vay so hang thu nhat la .....
Tim chu so hang chuc cua 172009
Tim chu so hang chuc cua 172009
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
hai kho chua 750 tan biet neu chuyen tu kho a sang kho b 15 tan thi so thoc kho a van hon so thoc kho b 12 tan. tim so thoc cua moi kho luc dau