11 bằng 1+2+8
Vậy số cần tìm là 128
11 bằng 1+2+8
Vậy số cần tìm là 128
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
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:.........
so thu tu nhien nho nhat co chu so hang chuc bang1/3 chu so hang don vi la?
ai lam nhanh minh tich cho
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
cho 6 chu so 1;2;3;4;5;6 . Tong cua tat ca cac so co 5 chu so khong chia het cho 5 lap duoc tu cac so tren la
a) So lon nhat co 1 chu so la ....
b) Co .... so co 1 chu so .
c) So be nhat co 2 chu so la ...
d) So lon nhat co 2 chu so la ....
Tim so co 2 chu so lon nhat ma 2 chu so ay khac nhau. La the nao nhi?
Giai giup minh voi cac ban oi
so tu nhien lon nhat co mot chu so
Viêt cac so co hai chu so ma tong cua hai chu so do la 9