1 + 1 * 2 - 9 * 7 8 + 100 - 900 +1000 =
qua de co ai giai duoc khog ne
tim so tu nhien co 3 chu so biet rang khi chia so do cho 17 thi duoc so du la 8 con chia so do cho 25 thi duoc so du la 16
bac Hoa lai 1 con thuyen lon ra gan giua song co 3 nguoi chet duoi sau do co 2 nguoi nhay xuong cuu.
Ra giua song co 5 nguoi nhay xuong thuyen.Hoi bac Hoa bao nhieu tuoi?????????
Ai giai duoc minh bai lam su phu!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
do cac ban ;
tren doi nay co cai gi co the giai duoc tat ca cau do???
Neu co 3 qua tao,bn lay di 2 qua vay bn co bao nhieu qua tao?
Khi tra loi giai thich ki moi duoc tick nha
nguoi ta xep nhung chiec but chi vao hop, moi hop xep duoc 12 chiec. hoi co 1008 chiec but chi thi xeo duoc tat ca bao nhieu hop ? ( giai bang 10 cach )
do cac ban:
30:9=?
ai giai duoc bai nay mk tick cho.ko duoc dung may tinh
Nam co 13 vien bi, bac co 5vien. Thêm vao do la 8 vien. Hoi nam va bac co bao nhiêu vien bi.
Ai nhanh tay giai dc thj minh tick cho
do cac ban biet co hoc sinh lop 6 nao ko giai duoc bai nay
19-7