66
66 times 6 equals 396.
66 plus 66 equals 132
360
68 - 56 is 12 plus 54 is 66 plus 66 is 132.
66 plus -62 = 4
49 + 66 + 132 + 31 = 278
105 + 66 + 287 + 81 = 539
10 + 55 + 99 + 66 + 102 = 332
66 + 99 = 165
100 + 66 = 166
66 + 38 = 104
66 + 456 = 522