From Longman Dictionary of Contemporary Englishsubtractsub‧tract /səbˈtrækt/ verb [transitive] HMto take a number or an amount from a larger number or amount → add, deduct, minussubtract something from something If you subtract 30 from 45, you get 15.→ See Verb table
Examples from the Corpus
subtract• Subtract 12 from 32.• To convert the temperature into Celsius, subtract 32, then multiply by 5 and divide by 9.• Do not add unless you subtract.• The sums are open to anyone who can add or subtract.• It adjusts the heat needed to incubate the egg by adding to or subtracting from the amount of compost piled above it.• Then the first image is subtracted from the second to show the regions of additional activity during reading.• This extrapolation could be customized features could be changed and added or subtracted hence the term.• To get the clean price we subtract the interest that has been accruing at the rate of d percent up to that day.• Your child needs to agree that you may add or subtract to the list.• Specific lysis was calculated by the standard formula and values in the absence of peptide subtracted to yield the values shown.subtract something from something• If you subtract 10 from 30, you get 20.From Longman Business Dictionarysubtractsub‧tract /səbˈtrækt/ verb [transitive] to take a number or an amount from something largersubtract something from somethingSubtract 34% corporate tax from the total.→ See Verb tableOrigin subtract (1500-1600) Latin past participle of subtrahere “to pull from beneath, remove”, from trahere “to pull” 