Răspuns :
( 32 + 48 ) : 5 =
= 80 : 5 =
= 16
5 + 81 : 3 =
= 5 + 27 =
= 32
80 : 4 - 32 : 2 =
= 20 - 16 =
= 4
16 × 20 : 4 =
= 320 : 4 =
= 80
37 - ( 19 + 13 ) =
= 37 - 32 =
= 5
( 4 × 23 - 18 ) : 2 =
= ( 92 - 18 ) : 2 =
= 74 : 2 =
= 37
( 32 + 48 ) : 5 =
= 80 : 5 =
= 16
5 + 81 : 3 =
= 5 + 27 =
= 32
80 : 4 - 32 : 2 =
= 20 - 16 =
= 4
16 × 20 : 4 =
= 320 : 4 =
= 80
37 - ( 19 + 13 ) =
= 37 - 32 =
= 5
( 4 × 23 - 18 ) : 2 =
= ( 92 - 18 ) : 2 =
= 74 : 2 =
= 37