1.
129 chia cho 1 so duoc du 10. 61 chia cho so do cung duoc du 10. Tim so chia?????????????????
2.
123456789................................Hoi chu so thu 659 la chu so nao ??????????????
GIUP MK VOI CAC BAN MK TICK CO BN NHANH NHAT VA CO BAI GIAI CU THE !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
giai giup mk vs cac bn . aj giaj dc mk cam on rat nhiu.
tim so tu nhien co 2 chu so biet rang chu so hang chuc lon hon chu so hang don vi la 5 va khi dao nguoc thu tu 2 so do ta duoc so moi =3/8 so ban dau
mot so tu nhien co 2 chu so voi tong cac chu so bang 14. neu viet nguoc lai thi duoc 1 so tu nhien co 2 chu so ,lon hon so ban dau 18 don vi . tim so tu nhien ban dau
giai cu the
Tim so tu nhien co 4 chu so
Khi chia 8 du 7, chia 125 du 8
M.n giai ho minh voi
Khi moi nhan lop 8A , co giao chu nhiem du dinh chia lop thanh 3 to co so hoc sinh nhu nhau . Nhung sau do , lop nhan them 4 hoc sinh nua do do co giao chu nhiem chia lop thanh 4 to . Hoi lop 8A co bao nhieu hoc sinh , biet rang so voi phuong an du dinh ban dau , so hoc sinh cua moi to hien nay co it hon 2 hoc sinh ?
tim hai so tu nhien co hai chu so biet tong hai chu so do bang 10 va neu viet theo thu tu nguoc lai thu duoc so moi kem so phai tim 54 don vi
Cho hai so nguyen. so thu nhat chia 5 du 1, so thu 2 chia nam du2. hoi tong bifnh phong cua hai so nay co chia het cho 5 ko?
mot so tu nhien co 2 chu so voi tong cac chu so bang 14. neu viet nguoc lai thi duoc 1 so tu nhien co 2 chu so ,lon hon so ban dau 18 don vi . tim so tu nhien ban dau
Tim mot so co 2 chu so,biet rang chu so hang don vi gap 3 lan chu so hang chuc va neu ta doi cho hai chu so cho nhau thi duoc so moi lon hon so cu la 54 don vi
tim a biet a la so co bon so nho nhat chia 5 du 3, chia 7 du 4, chia 9 du 5
