viet phan so 3/5 duoi dang phan so thap phan co mau so bang 10 va co mau so bang 100.

viet hai phan so thap phan moi tim duoc thanh hai so thap phan.

co the viet 3/5 thanh nhung so thap phan nao ?

viet phan so 3/5 duoi dang so thap phan co mau so la 10 va co mau so la 100 . 

b viet hai phan so thap phan moi tim duoc thanh hai so thap phan 

c co the viet 3/5 thanh nhung so thap phan nao

viet phan so 3/5 duoi dang phan so thap phan co mau so la 10va co mau so la 100

viet hai phan so thap phan moi tim duoc thanh phan so thap phan

co the 3/5 thanh nhung phan so nao

a viet phan so 3/5 duoi dang phan so thap phan  co mau so la 10 va co mau so la 100 

b viet hai phan so thap phan moi tim duoc thanh hai so thap phan

c co the viet 3/5 thanh nhung so thap phan nao 

cho cac phan so 7/30 , 9/100 , 15/75 ,41 / 900 , 10/ 41 . Trong cac phan so da cho phan so nao co the chuuyen thanh phan so thap phan ? hay chuyen cac phan so so do thanh phan so thap phan

                                   bai giai

A; viet phan so 3\5 thanh tong cua hai phan so thap phan [viet ba cach khac nhau]

B;Viet phan so 1\2 thanh tong cua hai phan so thap phan co mau so khac nhau

Co the viet 3/5 thanh nhung so thap phan nao?

Phan so thap phan 68_100 duoc viet thanh so thap phan ....

viet phan so 5/8 duoi dang phan so thap phan roi chuyên thanh so thap phan.