Odpowiedź :
-50+30=-20
-90+30=-50
-30+30=0
-10+30=20
-15+30=15
-112+30=-82
-61+30=-31
Odpowiedź:
-50+30=-20
-90+30=-60
-30+30=0
-10+30=20
-15+30=15
-112+30=-82
-61+30=-31
-50+30=-20
-90+30=-50
-30+30=0
-10+30=20
-15+30=15
-112+30=-82
-61+30=-31
Odpowiedź:
-50+30=-20
-90+30=-60
-30+30=0
-10+30=20
-15+30=15
-112+30=-82
-61+30=-31