👤
a fost răspuns


{[102+3)÷7-11]×13+8}×19+2×190
va rog ajutati-.a

Răspuns :

Primăvară2017
{[(102+3)÷7-11]×13+8}×19+2×190=
[(105÷7-11)×13+8]×19+380=
[(15-11)×13+8]×19+380=
(4×13+8)×19+380=
(52+8)×19+380=
60×19+380=
1 140 + 380 =
1 520
Marcela16
[(102 + 3 ): 7 - 11 ] × 13 + 8 } × 19 + 2 × 190 =
[( 105 : 7 - 11 ) × 13 + 8 ] × 19 + 380 =
[ ( 15 - 11 ) × 13 + 8 ] × 19 + 380 =
( 4 × 13 + 8 ) × 19 + 380 =
( 52 + 8 ) × 19 + 380 =
60 × 19 + 380 =
1140 + 380 = 1520