The phrase "minus from" is correct and usable in written English.
You can use it to describe the taking away of something from another thing or person, for example: "The student had three points deducted from his score, minus from the total of 10."
Last Thursday, S.&P. lowered Spain's long-term debt rating by one notch, to AA minus from AA, because of the country's poor growth prospects and troubled banks.
cited an impasse over the state budget and the weak economy in lowering the rating, to AA minus from AA. Budget Director James D. Ramsey said the downgrade had been expected.
Asked if that meant Oxygen was already considering a renewal, he replied, laughing, "Can you call me on Monday?" (Some initial reviews have been positive, including an A minus from Entertainment Weekly).
The comic received an A minus from Entertainment Weekly, which called it "a charming antidote to the histrionics present in so many fights-and-tights books," adding that it had "the strongest female character seen in many a moon: Mark's stoic mom".
Oleksandr Usyk, cruiserweight, 28 He has a crazy haircut, which is either a plus or a minus from a marketability standpoint, while his results in the ring so far – very early, albeit against top opposition – are pure, and he could take over cruiserweight soonish.
Conventional PCR was used to detect C. minus from fresh, symptomatic pine needle tissue but low rates of DNA detection were observed.
(He also mentioned his D-minus from the N.R.A).
Actually, a B-minus from Horticulture sounds pretty good to me.
It can be deadly to a candidate's chances to receive "a verbal B-minus" from a reference, Mr. Oldman said.
The General Accounting Office noted recent improvements at the Social Security Administration, which improved its score to a B-minus from a C-plus.
In Connecticut, which got a grade of A-minus from the group, the police can get a warrant to seize guns from people deemed a threat.
