Các câu hỏi tương tự
tim 1 so biet rang neu viet them vao ben phai so do 1 so co 2 chu so thi duoc so moi lon hon so phai tim la 197406
14 tháng 8 2017 lúc 19:13
tim mot so tu nhien co 2 chu so biet rang neu viet them chu so 1 vao ben trai va ben phai so do thi duoc so co 4 chu so,lon gap 32 lan so da cho
tim mot so tu nhien co hai chu so biet rang neu viet them mot chu so 5 vao ben trai so do thi duoc so moi lon hon gap 26 lan so ban dau
tim mot so tu nhien co 2 chu so biet rang neu viet vao ben trai so do mot chu so 6 thi duoc so moi gap 41 lan so phai tim
1.Cho so N la so co hai chu so chia het cho 3.Neu viet xen so 0 vao giua hai chu so do roi cong no voi hai lan chu so hang chuc cua so N ta duoc so moi gap 9 lan so N.Tim so do
2.Tong hai so thap phan la 60,1.Neu dich dau phay cua so nho sang ben phai mot hang roi dem tru di so lon thi ta duoc 219,52.Tim hai so do.
3.Tim so co hai chu so biet neu ta them so 33 vao giua hai chu so do thi duoc mot so moi gap so phai tim 89 lan.
tim so chia cua mot phep chia , biet rang : so bi chia 410, so du bang 19
a) tim mot so co hai chu so va neu lay so do chia cho chu so hang don vi thi duoc thuong la 8 va du 7
b) tong cua hai so bang 196 . tim hai so do
c)tim so co 3 chu so , biet rang neu viet them mot chu so 3 vao ben phai so do thi no tang them 2217 don vi
tim so tu nhien co hai chu so, biet rang neu viet them mot chu so 2 vao ben phai va mot chu so 2 vao ben trai cua no thi so ay tang gap 36 lan
tim mot so tu nhien co 2 chu so , biet rang neu viet them mot chu so 2 ao ben phai va mot chu so 2 vao ben ai cua no thi so ay tang gap 36 lan
tim mot so tu nhien co 3 chu so biet rang neu viet them chu so 2 vao dang truoc thi duoc so lon hon so do 323 don vi khi viet them chu so 3 vao dang sau so do