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JackStrauss
Posts: 236
Posted 00:02 Dec 10, 2018 |

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Last edited by JackStrauss at 03:51 Dec 10, 2018.
mschlei
Posts: 5
Posted 00:08 Dec 10, 2018 |

300 - 61*425 = 300 - 25925 = -25,625 mod 880 = -105 + 880 = 775

 

-a ≡ (-a+n) mod n  (to turn a negative to a positive)

JackStrauss
Posts: 236
Posted 00:14 Dec 10, 2018 |
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Last edited by JackStrauss at 03:51 Dec 10, 2018.