1 phep chia co thuong bang 59,so du bang 33,so bi chia nho hon 2040

vay so chia la bao nhieu vay mn

help me

hieu cua hai so la so lon nhat co 2 chu so ma tong 2 chu so cua no bang 12 so tru bang 7 vay so bi tru cua no la bao nhieu vay cac ban

so be nhat co hai chu so ma hieu hai chu so do bang 3. vay so do la bao nhieu 

1) Hai so co hieu bang 17 .Neu lay so lon chia cho so be thi duoc thuong bang 2

 va so du la 8.Tim hai so

BAI 1 : Thuong 2 so bang 32 .  Neu iam so chia di 8 don vi thi thuong moi se la 35,2 . Vay so bi chia la ............

Cac ban giai ra nha 

Bai 2 : 1 so tu nhien co 2 chu so , neu bot di chu so hang tram cua so do thi duoc so moi . Neu lay so do chia so moi bang 5 du 2 . Vay co bao nhieu so thich hop voi so ban dau 

giai ra nha 

2 so thap phan co thuong va hieu deu bang 2.25 vay so be la

tren bang cua mot lop hoc viet day so 1,2,3,...,1994 moi lan xoa di 2 so bat ki ta thay bang hieu cua chung , chung to rang du co lam nhu vay bao nhieu lan thi cung khong bao gio thu duoc ket qua con lai tren bang khong phai la so 0

hai so thap phan co hieu va thuong deu  la 2.25 vay so be la bao nhieu

so lon bang 5/7 tong  2 so.. hieu hai so la 48 vay so be la bao nhieu