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subtract from (something)

1. To remove or be removed from a number or tally. You have to subtract from the variable before you multiply because of the parentheses. They said they would be willing to offer us complimentary champagne rather than subtracting from our bill.
2. To diminish or detract from something. Thankfully the somewhat contrived plot doesn't subtract from the film's energy and charm. The star captain's absence really subtracted from the team's performance, perhaps more so than any of us might have guessed.
3. To remove someone, something, or a number from a group or larger thing. In this usage, a noun or pronoun is used between "subtract" and "from." You can only subtract the expenses that were used specifically for business purposes from your tax return. We didn't order any movies from our room, so please subtract these charges from the bill. If we subtract out closest family and friends from the guest list, we're left with nearly 150 people.
See also: subtract
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

subtract something from (something else)

to deduct or take away something from something else. Please subtract the cost of the meal from my fee. I demanded that they subtract the extra charge from my bill.
See also: subtract
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
Subtract the comp value if the program point is closer to the datum than the geometry point.
In case the quantity of absorption exceeds the upper limit, only a percentage of absorption by forests would be allowed to be subtracted from total CO2 emissions.
First multiply 11 by 10 (11 x 10) = 110, then subtract the number 11 from the total (110 - 11 = 99).
It was too expensive, and most people continued to add and subtract on their fingers, on an abacus, or on a sheet of paper.
Count, Add, Subtract! Fun with Math, Music, and Movement is an educational children's music CD grounded in the common core standards and best teaching practices supported by the National Council of Teachers of Mathematics.
Subtract the smaller (27) from the larger (72): 45.
Subtract the value of I, the third letter of THIRTEEN, from the value of V, the third letter of SEVEN: 22 - 9 = 13.
An easy way to think about sums like this is to subtract one from the 100 or 1000 number and then add it back on at the end of the calculation.
Even when you subtract homeland security spending, Dubya, with plenty of help from the GOP-controlled Congress, boosted nondefense discretionary spending by 23 percent during his first term.
If disposing of such property results in a capital loss, the foundation can subtract the loss only from capital gains, under Kegs.
As Meghan reflected on her students' use of the adding up-strategy, she commented, "I noticed right away that my students like to add more than subtract and that they do not like to deal with problems where they would traditionally have to regroup.
Every time you count up five letters, you will have to add a sharp (or subtract a fiat) for the tune to remain the same.
#6 Subtract the actual hole position in X from the hole's basic dimension in X.