Question

calculeaza suma numerelor pare apoi diferenta numerelor impare verifica in fiecare caz folosind operatia de adunare si scadere 35 34 23 42

Answer 1

34+42=76
Verificare:
76-34=42
76-42=36

35-23=12
Verificare:
12+23=35
35-12=23

Answer 2

34+42=76
V: 42+34=76
   76-34=42
   76-42=34
35-23=12
V: 23+12=35
   35-12=23