How to use in-sentence of “subtraction”:
+ The first method to perform addition and subtraction on the C and D requires converting the problem into one of division.
+ Similarly, Subtraction can also have its own table, although it is not commonly used.
+ A logarithm transforms the operations of multiplication and division to addition and subtraction according to the rules.
+ Also, the subtraction rule is only valid for the symbol which comes right beforehand in the sequence.
+ This system will result in a valid Roman numeral, but will not take the subtraction rule into account.
+ A new Cepheid distance to the giant spiral M101 based on image subtraction of Hubble Space Telescope/Advanced Camera for Surveys observations.
+ The Binary Slide Rule manufactured by Gilson in 1931 performed an addition and subtraction function limited to fractions.
+ Addition and subtraction steps in a calculation are generally done mentally or on paper, not on the slide rule.

