so sanh hai phan so bang cach hop li nhat ;
2010/2008 và 2011/2010
so sanh phan so sau bang cach hop li nhat :
201 / 301 ; 199 / 308
:
so sanh cac phan so sau day bang cach hop li nhat
a}23/3 va 15/2
b 4/17 va 2/9
(2phan 3 nhan 4 phan 5 )nhan 5 phan 6
tinh bang hai cach
tinh bang cach thuan tien
a, 12 phan 25 + 3 phan 5 + 13 phan 25
b, 3 phan 2 + 2 phan 3 + 4 phan 3
c, 3 phan 5 + 7 phan 5 + 3 phan 4
so sanh phan so bang cach hop li
a) \(\frac{2013}{2014}\) va \(\frac{2014}{2015}\)
b)\(\frac{44}{135}va\frac{81}{241}\)
54*275+825*15+275 tinh bang cach thuan hop li
Tinh bang cach hop li :
1997*1996-1/1995*1997+1996
Tinh bang cach hop li :
1996*1995-996/1000+1996*1994
