The phrase "arithmetic skills" is correct and usable in written English.
You can use it when referring to someone's ability to perform mathematical calculations and understand numerical concepts.
Example: "To succeed in this course, students must demonstrate strong arithmetic skills, including addition, subtraction, multiplication, and division."
Alternatives: "mathematical abilities" or "numerical proficiency."
Calculators and computers have reduced the need for finely honed arithmetic skills.
And we have many other students who have not mastered even basic reading and arithmetic skills.
Her arithmetic skills are astonishing — difficult problems are solved in seconds.
In another room, Viraj and Vishal were using more conventional methods to tutor sixth- and seventh-grade students on their arithmetic skills.
Primary school performance, especially in reading and arithmetic skills, fell below those goals when results for 11-year-olds came out this week.
A New Yorker of our acquaintance plans to go on vacation in mid-August, and this is taxing his arithmetic skills.
It does not require much arithmetic skill to recognize that the more people who hate the United States throughout the world, the larger the pool from which terrorists and suicide bombers can be drawn.
Basic arithmetic skill was measured by having participants complete as many of 45 simple expressions (such as 11 − 9 = ?) as they could in a 60-second period.
Finally, the presentation of each condition was separated by the completion of one of three tasks: the basic arithmetic skill test, the Mathematics Anxiety Scale, or the attention switching task; the order of these three tasks was counterbalanced across participants.
Judd et al. (2001) suggested that the moderation in within-subject designs occurs when a concomitant variable (for example, basic arithmetic skill, math anxiety level) predicts differences in performance between two conditions.
Table 2 Correlation between increase in absolute calculation error with suppression and the three concomitant variables Interactivity condition Overall Low High BAS −.28* −.27 −.37** MASWITCH.01.34* SWITCH −.01.04.01 BAS basic arithmetic skill, MAS Mathematics Anxiety Scale, SWITCH attention switching score.
