tu lay vi du ban kinh, duong kinh de tinh chu vi hinh tron 10 bai ban kinh la so thap phan

tu lay vi du ban kinh,  de tinh dien tich hinh tron 10 bai ban kinh la so thap phan

so du cua phep chia so 41.298 cho 19.885 neu lay thuong la so thap phan co 2 chu so o phan thap phan la.....

viet so phan thap phan thich hop vao cho cham [ phan thap phan lay 3 chu so] 

18/235=....         2008/996=...      7437/1425=...

Cau 1 ; Tim 2 so biet thuong cua chung = 0,4 va biet hieu cua chung = 23,4

Cau 2; Tim so du cua phep chia 46,68 : 15 neu chi lay thuong co 2 chu so o phan thap phan

Cau 3; Tim 2 so thap phan biet thuong cua chung = tong cua chung va = 1,5. [ phai viet ket qua la so thap phan gon nhat ]

Lay 1 so tu nhien chia cho 5 thi du 3 . Hoi neu thuc hien phep chia tren de thuong la so thap phan thi thuong co phan thap phan la bao nhieu ?

Viet so thich hop vao cho cham:

Trong mot phep chia co du , lay so bi chia tru di tich cua so chia va so thuong duoc 4 don vi 

a, so du trong phep chia do la...

b,so chia be nhat co the co trong phep chia do la...

Mot phep chia co so chia la 93,649 so chia la 10,8 neu lay thuong co 2 chu so o phan thap phan thi so du cua phep chia do la bao nhieu

Bai :1:Viet cac phan so thap phan sau duoi dang so thap phan :

24/36

Bai :2:Viet so thap phan thich hop vao cho cham :

9dm8cm5mm=..............dm

2m6dm3cm=.................m

Bai :3:12 nguoi lam xong mot cong viec trong 4 ngay . Hoi 32 nguoi lam xong cong viec do trong bao nhieu ngay ?

giai nhanh vao nha may ban va nho la giai han ra day nhe !!!!!!!!!!thanksssssssssss!!!!!!!!!!!!!!!!!

khi chia 7,525 cho 8,75 ma lay thuong co mot chu so o phan thap phan thi so du cua phep chia se la