Порівняння величин і чисел » 384
54 – 6 • 6 = 54 – 36 = 18; 42 + 6 • 8 = 42 + 48 = 90; 96 – 42 : 6 = 96 – 7 = 89; 64 – 36 : 6 = 64 – 6 = 58; 30 – 30 : 6 = 30 – 5 = 25; 90 – 54 : 6 = 90 – 9 = 81.
54 – 6 • 6 = 54 – 36 = 18; 42 + 6 • 8 = 42 + 48 = 90; 96 – 42 : 6 = 96 – 7 = 89; 64 – 36 : 6 = 64 – 6 = 58; 30 – 30 : 6 = 30 – 5 = 25; 90 – 54 : 6 = 90 – 9 = 81.