39.5882
If x ≡ 39 mod 357 then: x = 357k + 39 for some integer k. Now 357 = 21×17, and 39 = 2×17+5 → x = 21×17×k + 2×17 + 5 → x = 17(21k + 2) + 5 → x = 17m + 5 where m = 21k + 2 (is an integer) → x ≡ 5 mod 17 → the remainder when the number is divided by 17 is 5.
-39
0.0044
0.0316
39.5882
If x ≡ 39 mod 357 then: x = 357k + 39 for some integer k. Now 357 = 21×17, and 39 = 2×17+5 → x = 21×17×k + 2×17 + 5 → x = 17(21k + 2) + 5 → x = 17m + 5 where m = 21k + 2 (is an integer) → x ≡ 5 mod 17 → the remainder when the number is divided by 17 is 5.
17
3.5294
-39
507 divided by 39 is 13.
19 divided by 39 = 0.48717948717948717
39 divided 3 = 13
0.0741
15000 ÷ 12 ÷ 39 = (15000 ÷ 12) ÷ 39 = 322/39 ≈ 32.05
39
39