A = 27 + 46 + 79 + 34 + 53
A = ﴾ 27 + 53 ﴿ + ﴾ 46 + 34 ﴿ + 79
A = 80 + 80 + 79
A = 160 + 79
A = 239
TK NHA
27 + 46 + 79 + 34 + 53
= ( 27 + 53 ) + ( 46 + 34 ) + 79
= 80 + 80 + 79
= 80 . 2 + 79
= 160 + 79
= 239
Vậy A = 239
A = 239
TK MK NHA MK ĐG BỊ ÂM ĐIỂM
27 + 46 + 79 + 34 + 53
= 73 + 79 + 34 +53
=146 + 34 + 53
= 180 + 53
= 233
Vậy A = 233
k mk nha !
A= 27 + 46 + 79 + 34 + 53
= ( 27 + 53 ) + ( 46 + 34 ) + 79
= 80 + 80 + 79
= 239
A = 27 + 46 + 79 + 34 + 53
A = ( 27 + 53 ) + ( 46 + 34 ) + 79
A = 80 + 80 + 79
A = 160 + 79
A = 239
27 + 46 + 79 + 34 + 53
= ( 27 + 53 ) + ( 46 + 34 ) + 79
= 80 + 80 + 79
= 80 x 2 + 79
= 160 + 79
= 239
A = 27 + 46 + 79 + 34 + 53
A = ( 27 + 53 ) + ( 46 + 34 ) + 79
A = 160 + 79
A = 239
A=27+46+79+34+53
=(27+53)+(46+34)+79
=80+80+79
=160+79
=239
tk mk nhe!
A=27+46+79+34+53
=(27+53)+(46+34)+79
=80+80+79
=239
tick mình nha