| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 515 of 557 | 7% | 68 of 70 | 2% | 44 | 48 | 88 | 98 | 10 | 13 |
| valueOf(double) | | 0% | | 0% | 16 | 16 | 41 | 41 | 1 | 1 |
| factoryMethod(long, long) | | 0% | | 0% | 12 | 12 | 10 | 10 | 1 | 1 |
| toString() | | 0% | | 0% | 3 | 3 | 6 | 6 | 1 | 1 |
| negate() | | 0% | | 0% | 5 | 5 | 11 | 11 | 1 | 1 |
| toDisplayString() | | 0% | | 0% | 2 | 2 | 5 | 5 | 1 | 1 |
| RationalNumber(int, int) | | 0% | n/a | 1 | 1 | 5 | 5 | 1 | 1 | |
| gcd(long, long) | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| RationalNumber(long, long, boolean) | | 0% | n/a | 1 | 1 | 5 | 5 | 1 | 1 | |
| doubleValue() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| floatValue() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| RationalNumber(int, int, boolean) | | 100% | | 100% | 0 | 2 | 0 | 8 | 0 | 1 |
| intValue() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| longValue() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |