\(\text{80 + ( 130 - ( 12- 5)}=80+130-\left(12-5\right)=210-7=203\)
Ủng hộ mik nhé!!
80 + ( 130 - ( 12 - 5 ) )
= 80 + ( 130 - 7 )
= 80 + 123
= 203
\(80+\left(130-\left(12-5\right)\right)\)
\(=80+\left(130-7\right)\)
\(=80+123\)
\(=203\)
k nha! Mình đang âm điểm!