hieu 2 so la 390 biet 1 nua so thu nhat bang 0,75 lan so thu hai.tim hai so
Hiệu của2so la 390,biet 1 nua so thu nhat bang 0,75 lan so thu hai tim so thu nhat
Tong 2 so la 936,5.Biet 1 nua so thu nhat bang 0,75 lan so thu hai .Tim hieu 2 so do
hieu cua 2 so 390 . biet 1 nua so thu 1 bang 0,75 lan so thu 2. tim so thu 1 ?
Hieu cua hai so la 12,8.Biet 37,5% so thu nhat bang 40% so thu hai .Tim so thu hai
Hieu cua hai so la 402. Biet so thu nhat bang 7/4 so thu hai. Tim hai so do.
Tim hai so biet so thu nhat bang 2/5 so thu hai. Biet rang neu them vao so thu nhat 13 don vi va bot o so thu hai di 8 don vi thi hieu cua chung la 6.
Hieu hai so tu nhien la 536,4. tinh tong cua hai so do biet rang mot nua so thu nhat gap doi so thu hai
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.
