254 x 35 + 254 x 24 - 254 x 18 - 254
= 254 x 35 + 254 x 24 - 254 x 18 - 254 x 1
= 254 x ( 35 + 24 - 18 - 1 )
= 254 x 40
= 10160
254 x 35 + 254 x 24 - 254 x 18 - 254
= 254 x 35 + 254 x 24 - 254 x 18 - 254 x 1
= 254 x ( 35 + 24 - 18 - 1 )
= 254 x 40
= 10160
254x35+254x24-254x8-254=254x(35+24-8-1)
=254x50
=12700
k mình nhé cảm ơn các bạn nhiều ^_^ ^_^
\(245\times35+245\times24-245\times18-245\)
\(=245\times(35+24-18-1)\)
\(=245\times40\)
\(=10160\)