29 + 34 + 29 +66 + 71 + 45 + 56 + 11 = 741
k mk nha !!!!!!!! mơn nhìu
29 + 34 + 29 +66 + 71 + 45 + 56 + 11
= ( 29 + 11 ) + ( 34 + 66 ) + ( 29 + 71 ) + 56 + 45
= 40 + 100 + 100 +56 + 45
= 341
29 + 34 + 29 + 66 + 71 + 45 + 56 + 11
= (29 + 71) + (34 + 66) + (29 + 11) + (45 + 56)
= 100 + 100 + 40 + 101
= 200 + 40 + 101
= 240 + 101
= 341
hok tốt
Ủng hộ nha
kb nha
29 + 34 + 29 + 66 + 71 + 45 + 56 + 11
= ( 29 + 29 ) + ( 34 + 66 ) + ( 71 + 11 ) + ( 45 + 56 )
= 29 × 2 + 100 + 82 + 101
= 58 + 100 + 82 + 101
= ( 58 + 82 ) + ( 100 + 101 )
= 140 + 201
= 140 + 100 + 100 + 1
= 240 + 100 + 1
= 340 + 1
= 341
29 + 34 + 29 + 66 + 71 + 45 + 56 + 11
= (29 + 71) + (34 + 66) + (29 + 11) + (45 + 56)
= 100 + 100 + 40 + 101
= 200 + 40 + 101
= 240 + 101
= 341
hok tốt