Question

Exerciti cu scadere de la 30 în jos

Answer 1

28-12=16
29-4=25
27-18=9
26-8=18
25-24=1
24-4=20
23-18=5
22-11=11
20-9=11

Answer 2

27-10= 17, 12-9= 3,30-5= 25 , 11-8=3, 19-5=13, 17-9=8, 10-9=1, 15-4=11,29-7=22,30-20=10.