cac so thap phân co phan nguyen bang nhau, phan thap phan moi so co mot chu so khac 0 va khac nhau. hoi tich cua tat ca cac so do co phan thap gom bao nhieu chu so
1; tong ket nam hoc lop 5e co 60 phan tram so hoc sinh xep loai hoc luc gioi 30 phan tram so hoc sinh xep loai hoc luc kha con lai 4 em xep loai hoc sinh trung binh. hoi lop 5e co bao nhieu hoc sinh , trong lop co bao nhieu em xep loai hoc luc gioi?
2; lop 5b co 1\2 so hoc sinh duoc xep loai hac luc gioi, 1\3 so hoc sinh xep loai hoc luc kha con lai la hoc sinh xep loai hoc sinh trung binh. hoi lop co bao nhieu hoc sinh duoc xep loai hoc luc gioi? biet so hoc sinh xep loai hoc luc gioi nhieu hon so hoc sinh xep loai hoc luc kha la 5 ban?
3; khi chuyen dau phay cua so thap phan D sang trai mot hang thi so do giam di 18,072 don vi so thp phan D la bao nhieu?
4; khi chuyen dau phay cua so thap phan B sang phai mot hang thi so do tang them 175,05 don vi so thap phan B la bao nhieu?
5;khi chuyen dau phay cua so thap phan C sang trai 2 hang thi so do giam di 198,98 so thap phan C la bao nhieu?
6;khi chuyen dau phay cua so thap phan D sang phai 2 hang thi so do tang them ,198,891 don vi so thap phan D la bao nhieu?
7;0,25 phan tram cua mot so bang 3,8 thi so do la bao nhieu?
8; 1,25 cua mot so bang 1 thi so do la bao nhieu ?
giup minh nhe co the cac ban giai ra loi van duoc khong
2 to cong nhan chuyen 16 ta hang vao kho to thu nhat chuyen duoc 40% so hang do
a hoi moi to chuyen duoc bao nhieu ta hang
hoi so hang cua to thu hai bang bao nhieu phan tram so hang chuyen duoc hoi so hang cua so hai bang bao nhieu phan +
hay cho biet co tat ca bao nhieu so thap phan bang 68phan 119 co tu va mau so deu la so co 3 chu so
so phan thoa man de bai la.....
1 nguoi bo ra 12000000 dong de mua 1 mon hang . Sau khi ban het so hang do; nguoi ta thu duoc ca thay 15600000 dong. Hoi
a, Tien ban hang bang bao nhieu phan tram tien von
b; Tien lai bang bao nhieu phan tram tien von
c;Tien lai bang bao nhieu phan tram tien ban
Giup minh voi mn oi
hai so co tong bang 200 biet 40 phan tram so thu 1 bang 60 phan tram so thu 2 so thu 2 la bao nhieu
biet 25% cua mot so la 10. hoi so do bang bao nhieu
a.10 b.20 c.30 d.40
Cac chu so phan muoi , phan tram cua mot so thap phan co hai chu so o phan thap phan la hai so tu nhien lien tiep co tong bang 11. Tich cac chu so o phan thap phan bang phan nguyen cua so do.tim so thap phan do !
Giai chi tiet ho minh nhe!