The denominators of the fractions being regarded as the numerators multiplied by 2, 3, 4, 5, 6, 7, 8, and 9 respectively, we must pay attention to the "carryings over."
"Amusements in Mathematics"
Henry Ernest Dudeney
I was pretty sick of the business, as I had both to enumerate and to write till my fingers ached, and to give lectures to fifteen numerators.
"Letters of Anton Chekhov"
Anton Chekhov Translated by Constance Garnett
The numerators worked excellently, with a pedantic exactitude almost absurd.
"Letters of Anton Chekhov"
Anton Chekhov Translated by Constance Garnett