Các câu hỏi tương tự
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
cho hai so co tong la 295.tim hai so do biet rang neu lay so lon chia cho so be duoc thuong bang 8 va so du la 7
hieu cua hai bang 784 tim hai so do biet rang neu them vao so lon hon 1230 don vi thi tong cua chung bang bang 14682
tim hai so biet so lon chia cho so be duoc thuong la 3 va du 7 va hieu hai so la 257
tim hieu cua hai so biet rang neu tang so bi tru them123 don vi va giam so tru di 456 don vi thi duoc hieu moi la 7890
1. Tim 2 so a va b , biet hieu cua chung la 23 va a chia b duoc thuong la 2 va du 1.
2. Tim 2 so biet tong cua chung la 120 va hieu cua chung la 18
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 cua hai so do la 98978 biet rang so be bang so lon hon so be nhat khac nhau hai ba chu so tim so so va so lon giup nha minh cho 1 like
tong cua 2 so la so lon nhat co 3 chu so chia het cho 5.biet neu them va so be 35 don vi thi ta duoc so lon. tim moi so.