Các câu hỏi tương tự
Tong cac chu so cua so tu nhien co 3 chu so la 12. Chu so hang chuc bang tong chu so hang tram va hang don vi. Neu doi vi tri chu so hang tram va hang don vi thi duoc so moi hon so cu la 396. Tim so ban dau.
(giải ra)
Tim 1 so co 2 chu so ma chu so hang don vi la 4 va khi doi vi tri hai chu so cho nhau ta duoc so moi hon so cu 18 don vi?
tim mot co hai chu biet chu so hang chuc bang 1/3 chu so hang don vineu viet so do theo thu tu nguoc lai thi ta duoc mot so moi lon hon so da cho la 54 don vi
tim mot so co hai chu so biet rang chu so hang don vi hon chu so hang chuc 7 don vi va khi viet them chu so 1 vao giua hai chu so do ta duoc so moi hon so cu 190 don vi
Tim hai so co tong la 2017 . Neu xoa di chu so hang chuc va hang don vi cua so lon thi duoc so be
tim so le co 4 chu so biet tong cac chu so do bang 26 tich cac chu so cua so do la so tron chuc va gia tricua so do ko thay doi khi doi cho chu so hang nghin cho chu so hang chuc chu so hang tram cho chu so hang don vi
giai giup minh nhe////co va loi giai luonne.......cam o
1 ,Tim so co 4 chu so biet chu so hang tram gap doi chu so hang chuc , chu so hang chua gap 3 lan chu so hang don vi
2, Tim 1 so co 2 chu so , biet neu so do chia cho chu so hang don vi cua no thi dc thuong = 6 va du 5
3,Tim so co 4 chu so biet neu xoa chu so hang chuc thi so do giam di 1188 don vi
4, Tim so co 3 chu so neu so do cong voi tong cac chu so cua no thi = 555
Giai Han Ra Nhe !
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tim so co 3 chu so biet tong 3 so la 21 tong ba chu so gap ba lan hang tram chu so hang chuc hon chu so hang don vi 4. So can tim la violympic
tim so tu nhien biet khi so do nhan 9 thi duoc so co 3 chu so ma chu so hang tram la 6 va chu so hang chuc va hang don vi la chu so hang chuc va hang don vi cua so ban dau