Các câu hỏi tương tự
hieu hai so la 784 tim hai so do biet neu them vao so lon 1230 don vi thi tong cua chung bang 14682
tim hieu cua hai so biet rang neu so bi tru tru bot di 735 don vi va them vao so tru 265 don vi thi duoc hieu moi bang 12000
1. Tim chu vi cua hinh chu nhat, biet rang neu tang chieu rong them 3m va chieu dai them 3m thi dien tich tang them 219m2.
2. Tim hai so biet tong cua chung bang 68 va 2/3 so lon thi bang 3/4 so be.
Hieu hai so bang 45.Neu them vao so lon 14 don vi thi tong cua chung bang 197.Tim hai so do.
So lon la:
So be la:
Hieu cua hai so bang 1586 . neu ta xoa bo hang don vi cua so tru thi hieu moi se la 1638. Biet rang chu so don vi cua so tru la 5. tim hai so do
tong cua hai so la 25750.neu them so be 125 don vi va giam so lon 90 don vi thi so be bang 2/3 so lon tim hai so do .nho viet loi giai ra ro rang nhe cac ban
Tim hai so co hai chu so biet tong hai so do bang 68, biet rang neu viet so lon vao sau so be ta duoc hai so co 4 chu so hon kem nhau 2178 don vi.
Tim hai so co hieu bang 108,biet rang neu lay so thu nhat cong voi so thu hai roi cong voi tong cua chung thi bang 2016
tong cua hai so la 25750.neu them so be 125 don vi va giam so lon 90 don vi thi so be bang 2/3 so lon tim hai so do