| If both the numerator and denominator have common factors, then we can cancel these factors out. |
| A vulgar fraction is reduced to a decimal by dividing the numerator by the denominator. |
| Any measure of geographical variation or time trends needs to ensure comparability of numerator and denominator data. |
| Data from all relevant services are combined in order to calculate the numerator for this indicator. |
| In other words, a number is rational if we can write it as a fraction where the numerator and denominator are both integers. |
| Is it the numerator of a Bernoullian number, or one occurring in some continued fraction? |
