"add one point" is correct and usable in written English.
You can use the phrase when describing a numerical or scoring system, such as in a game, or when talking about a points-rewarding system. For example, "For every correct answer, you can add one point to your total score."
For every (a) you answered, add one point, for every (b) add two points and for every (c) add three.
As a Scots Guard, Mr. Duncan Smith saw action in Southern Africa and Northern Ireland, and he telephoned this reporter after the interview to add one point he said he had failed to make.
To Dahlia Lithwick's acute assessment of the Abu Ghraib scandal ("No Smoking Gun," column, Aug. 26), I wish to add one point: While she refers to the scenes of torture that have circulated for four months as "the photos from Abu Ghraib," they're only the portion of the evidence that's been cleared for general consumption.
Across five aspects (mobility, self-care, usual activities, pain/discomfort, anxiety/discomfort) we add one point for moderate impairment or two points for severe impairment.
In order to calculate the age-adjusted Charlson comorbidity index (ACCI), we add one point to the CCI for each decade above 50 years of age.
CURB65 is the scoring system to add one point for each of confusion, urea >7 mmol/l, respiratory rate >30/min, low systolic (90 mmHg) or diastolic (60 mmHg) blood pressure, and age >65 years The majority of both CAP and NPLRTI patients were classified as mild cases; 66% (73/110) were PSI classes I or II, 76% (94/124) were CURB65 0 or 1.
We developed a rule in which the individual risk of delirium is obtained by adding one point for each criterion met (age≥85, high level of dependence, and being on psychotropic medication).
In the other room Welland (South) added one point for his five-card suit and opened one no-trump, showing 14 to 16 points.
A counter scans the cards face up on the table, subtracting one point for a picture card, a ten or an ace, and adding one point for the cards two through six.
But Chen adds, "one point [of data] doesn't mean that much".
