Question

Calculeaza
65+8x paranteza rotunda 101 x 1+111 impartit la 1 paranteza rotunda.
30+ paranteza patrata 60-6x paranteza rotunda 63 impartit la 9+36 impartit la 9 paranteza rotunda -6 paranteza patrata
dau coroana

Answer 1

65 + 8 × ( 101 × 1 + 111 : 1 ) =

65 + 8 × ( 101 + 111 ) =

65 + 8 × 212 =

65 + 1696 = 1761

30 + [ 60 - 6 × ( 63 : 9 + 36 : 9 ) - 6 ] =

30 + [ 60 - 6 × ( 7 + 4 ) - 6 ] =

30 + ( 60 - 6 × 11 - 6 ) =

30 + ( 60 - 66 - 6 ) =

30 + [ ( - 6 ) - 6 ] =

30 + ( - 12 ) = 18