%
9 % 5 = 4
9 / 5 = 1 R: 4
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(9 + 4) % 12 = 1
6 % 4 = 2
Handy Facts
Even number: x % 2 = 0
Evenly divsible: x % y = 0
Extras in Groups of 8: x % 8
24-hour to 12-hour time: x % 12
7 / 4 = 1.75
7 / 4 = 1 ?
14 / 4 = 3
14 % 4 = 2
3 * 4 + 2 = 14
Java: -7 / 4 = -1
Python: -7 / 4 = -2