Các câu hỏi tương tự
tong 2 so la 7/15. neu them vao so thu nhat 1/3 thi tong 2 so la ...
[nhap ket qua duoi dang phan so toi gian]
tong hai so la 7/15 neu them vao so thu nhat 1/3 thi tong hai so la ......
tong hai so la 7/15 neu them vao so thu nhat 1/3 thi tong hai so la bao nhieu
3 so co tong la 2000 . Biet so thu nhat hon tong 2 so kia la 108. Neu them vao so thu ba 24 don vi thi duoc so thu 2 . Tim so thu 2?
tong hai so la 79.85 neu them vao so thu nhat 15.4 va bot o so thu hai 20 thi tong hai so luc sau la
tong hai so la 79.85 neu them vao so thu nhat 15.4 va bot so thu hai di 20 thi tong hai so luc sau la
1.tong cua ba so la 615.biet so thu hai hon so thu nhat 30 don vi nhung lai kem so thu ba 15 don vi.
Vay so thu nhat la:
2.Tong cua hai so la 222. biet rang neu cung them vao moi 9 don vi thi so lon se gap doi so be. So lon la:
3.{2012nhan 99-1006nhan 18} nhan 2013=
tong 2 so la 280 neu viet them chu so 2 vao ben trai so thu nhat thi duoc so thu hai tim so thu nhat
Hieu hai so phan so la 2/7 , trung binh cong cua hai phan so do la 3/5 . Phan so be nhat trong hai sodo la ... ( Nhap ket qua duoi dang phan so toi gian )