4 + 26 < 40 + 26; 40 + 14 > 4 + 14; 50 + 35 > 5 + 35; 7 + 26 < 70 + 26; 40 + 18 > 4 + 18; 6 + 23 < 60 + 23; 6 + 18 < 60 + 18; 7 + 12 < 70 + 12; 3 + 52 > 30 + 52; 50 + 48 > 5 + 48.