25 x 33 + 25 x 87 + 64 x 73 + 64 x 47
= 25 x ( 33 + 87 ) + 64 x ( 73 + 47 )
= 25 x 120 + 64 x 120
= 120 x ( 15 + 64 )
= 120 x 49
= 5580
25 x 33 + 25 x 87 + 64 x 73 + 64 x 47
= 25 x ( 33 + 87 ) + 64 x ( 73 +47 )
= 25 x 120 + 64 x 120
= 120 x ( 25 + 64 )
= 120 x 89
= 10680
25 x 33 + 25 x 87 + 64 x 73 + 64 x 47
= ( 33 + 87 ) x 25 + ( 73 + 47 ) x 64
= 120 x 25 + 120 x 64
= ( 25 + 64 ) x 120
= 89 x 120
= 10680
@#$%^&* !
25×33+25×87+64×73+64×47
=25×(33+87)+64×(73+47)
=25×120+64×120
=120×(25+64)
=120×89
=10680
Ta có : 25 x 33 + 25 x 87 + 64 x 73 + 64 x 47
= 25 x ( 33 + 87 ) + 64 x ( 73 + 47 )
= 25 x 120 + 64 x 120
= 120 x ( 25 + 64 )
= 120 x 89 = 10680
25 x 33 + 25 x 87 + 64 x 73 + 64 x 47
= 25 x ( 33 + 87 ) + 64 x ( 73 + 47 )
= 25 x 120 + 64 x 120
= 120 x ( 25 + 64 )
= 120 x 89
= 10680
\(25\times33+25\times87+64\times73+64\times47\)
\(=25\times\left(33+87\right)+64\times\left(73+47\right)\)
\(=25\times120+64\times120\)
\(=\left(25+64\right)\times120\)
\(=89\times120\)
\(=10680\)
_Chúc bạn học tốt_
25 x 33 + 25 x 87 + 64 x 73 + 64 x 47
= 25 x (33 + 87) + 64 x (73 + 47)
= 25 x 120 + 64 x 120
= 120 x (25 + 64)
= 120 x 89
= 10680
25 x 33 + 25 x 87 + 64 x 73 + 64 x 47
= 25 x ( 33 + 87 ) + 64 x ( 73 + 47 )
= 25 x 120 + 64 + 120
= ( 25 + 64 ) x 120
= 89 x 120
= 10680
~HT~
