rule of three
Origin of rule of three
Examples from the Web for rule of three
Historical Examples of rule of three
It is as if we were to talk of the colour of sound, or the longitude of the rule-of-three.Short Studies on Great Subjects
James Anthony Froude
And I was by no means one to puzzle it out, as I would a sum in the rule-of-three.
I do not require to examine on this point, as I consider it to be a rule-of-three calculation.Diary in America, Series Two
Frederick Marryat (AKA Captain Marryat)
He got into the rule-of-three without having learned numeration, addition, subtraction, and division.
When it was found that he could not do decimals, he was put back to the rule-of-three, and then pronounced incurable.