Các câu hỏi tương tự
tim 2 so biet rang so lon la so co 4 chu so neu xoa di chu so 5 thuoc hang nghin cua so lon thi duoc so be = 1/9 so lon
Hieu cua hai so la 42226 cac chu so hang tram hang chuc cua so lon deu la 8 va so nho deu la 6 Neu thay cac chu so bang cac chu so 0 thi duoc so moi gap 4 lan so be Tim 2 so do
mot so co 3 chu so chu so hang don vi la 2 va neu xoa di chu so 2 do thi duoc so moi gap 2 lan so co duoc khi xoa di chu so hang tram cua no so do la bao nhieu
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
tong cac chu so cua 1 so co 3 chu so la 21 chu so hang don vi lon hon chu so hang chuc .neu ta doi vi tri chu so hang don vi va chu so hang tram thi duoc mot so moi co gia tri lon hon so cu la 198. tim so cu .
giup mk nhe
1,tim mot so co hai chu so,biet rang so do lon gap ba lan tich cac chu so cua no
2,cho so co ba chu so,neu ta xoa chu so hang tram thi so do giam 5 lan.tim so do
giup mink voi nha moi nguoi,toi nay minh can gap
Tim hai so co tong la 107 . Biet rang neu xoa di chu so 8 o hang don vi cua so lon ta duoc so be.
Tong cua bon so tu nhien la so lon nhat co bay chu so. Neu xoa di chu so hang don vi cua so thu nhat thi duoc so thu hai. So thu ba bang hieu cua so thu nhat va so thu hai. So thu nhat la tich cua so be nhat co ba chu so va so lon nhat co bon chu so. Tim so thu tu.
hieu cua 2 so la 489.tim 2 so biet neu xoa chu so 3 o hang don vi cua so lon thi duoc so be