Các câu hỏi tương tự
tim so be nhat cua 2 chu so .biet 2 chu so cua so do tru cho nhau thi bang 2
tim mot so co hai chu so biet hieu cua chu so hang chuc va chu so hang don vi bang 5 va tich cua hai chu so bang 24
An ngi ra mot so lay so do cong voi 43 roi tru 11 thi bang so lon nhat co hai chu so
1.tu 1 den 10
A/so lon nhat la:...
B/so be nhat la:...
2.tu 10 den 100
A/so be nhat co 2 chu so giong nhau la:..
B/so be nhat co 2 chu so tron chuc la:...
C/tinh tong cua hai so:.........
cho 3 chu so a,b,c, thoa man :0<a<b<c
a/viet tap hop A cac so tu nhien co ba chu so gom ca ba chu so a,b,c.
b/biet tong hai so nho nhat trong tap A bang 488. Tim 3 chu so a,b,c noi tren
tim so tu nhien co 2 chu so biet rang tong cac chu so bang 7 tich cac chu so bang 10. giai day du dc 1 like
tim so be nhat sao cho khi viet so do vao ben phai so 2009 thi duoc so co sau chu so chia het cho 125.
bai 2; tim x
184250 : (x nhan 134 ) = 125
tim mot so biet rang so do co hai chu cong voi so 79 bang 200
tim so be nhat co 2 chu so