960÷3=?, 780÷6=?, 945-9×5÷3=?, 600+6×7÷2=?, (200+450)÷5=?, (720-120)÷3=?, 507+230+187=?, 367+178+264=?,

960÷3=320; 780÷6=130;, 945-9×5÷3=930; 600+6×7÷2=621, (200+450)÷5=130, (720-120)÷3=300, 507+230+187=954, 367+178+264=809