“Rounding1” (Solution)

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Answer
1
| Number | Round | Floor | Ceiling | Truncate | Format |
2
|   -2.9 |    -3 |    -3 |      -2 |       -2 |     -3 |
3
|   -0.5 |     0 |    -1 |       0 |        0 |     -1 |
4
|    0.3 |     0 |     0 |       1 |        0 |      0 |
5
|    1.5 |     2 |     1 |       2 |        1 |      2 |
6
|    2.5 |     2 |     2 |       3 |        2 |      3 |
7
|    2.9 |     3 |     2 |       3 |        2 |      3 |
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Explanation
If the number is exactly halfway between two possibilities, the following rules will work:
​Math.Round rounds to the nearest even integer (by default).
​Math.Floor rounds down towards the negative infinity.
​Math.Ceiling rounds up towards the positive infinity.
​Math.Truncate rounds down or up towards zero.
​String.Format rounds towards the number away from zero.
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​Standard Numeric Format Strings​
​Custom Numeric Format Strings​
​Problem​

“AugmentedAssignment” (Solution)

“Rounding2” (Problem)

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