Tich 2 so tang them 645 don vi neu tang thua so thu hai them 5 don vi vao so thu hai thi tich moi bang 860 Tim hai so
tich cua hai so la 645. neu them 5 don vi vao thua so thu hai thi tinh moi se la 860. tim hai so do .
ai lam nhanh nhat va giai ro ra minh like nha!
tich cua 2 thua so la 645 neu them 5 don vi vao thua so thu 2 thi tich moi la 860 tim 2 so do
tich cua 2 thua so la 645. neu them 5 don vi vao thua so thu 2 thi tich moi la 860 . tim 2 so do ?
tich cua 2 so la 645 . neu them 5 don vi vao so thu 2 thi duoc tich moi la 860 . tim 2 so
Tich cua 2 so la 945.neu them 5 don vi vao thua so thu 2 thi tich moi la 1170 .tim 2 so do
cho 2 so co tich bang 270 neu tang so thu hai len 7 don vi thi tich moi bang 375 .tim hai so do?
hai so co tong bang 1983. Neu them vao so be 24 don vi thi se duoc so moi bang 4/5 so lon . Tim so be
Bai 1 : Tong cua hai so la 2000. Neu so hang thu nhat them 135 don vi va so hang thu hai bot 531 don vi thi duoc tong moi la bao nhieu?
Bai 2 : Tim tong hai so biet rang neu so hang thu nhat bot di 246 don vi va so hang thu hai them 642 don vi thi duoc tong moi bang 2010.
Bai 3 : Hieu cua hai so la 1000. Neu so lon them 235 don vi va so be bot 200 don vi thi duoc hieu moi la bao nhieu?
Bai 4 : Hieu cua hai so bang 1234. Neu so lon bot 234 don vi va so be them 456 don vi thi duoc hieu moi la bao nhieu?
Bai 5 ; Tim hieu cua hai so, biet rang so lon va so be cung bot di 100 don vi thi duoc hieu moi la 1000.