The phrase "arithmetic exercise" is correct and usable in written English.
It can be used to refer to a mathematical problem or task that involves arithmetic operations, typically in an educational context.
Example: "The teacher assigned an arithmetic exercise to help the students practice their addition and subtraction skills."
Alternatives: "math problem" or "numerical task".
Boggs, Robert C. – Arithmetic Exercise Book – circa 1809 – Codex Manuscript.
Boggs, James H. – Arithmetic Exercise Book – circa 1814 – Manuscript.
26 p. Boggs, James H. – Arithmetic Exercise Book – circa 1815 – Codex Manuscript.
Thus, estimating human resource requirements was a simple arithmetic exercise and was not related to local variations in workload or overall efficiency of resource use.
Translations of the text, which is written in a form of Sanskrit, suggest it was a form of training manual for merchants trading across the Silk Road, and it includes practical arithmetic exercises and something approaching algebra.
In the inter-session period between the synchronous and asynchronous conditions, participants were instructed to perform a set of basic arithmetic exercises using their fingers with their eyes closed for approximately 2.5 min, to control for potential carry-over effects of the RHI.
The backward spelling was used if the patient could not perform simple arithmetic exercises [ 21].
We found that children did not expect gains in symbolic arithmetic after exercising the ANS, though they did expect gains in ANS acuity after training on any magnitude task.
Finally, Hjortskov et al.[ 34] demonstrated a facilitation of the short latency stretch reflex in the relaxed soleus muscle during manoeuvres known to increase MSNA, i.e. mental arithmetic, static handgrip exercise and post-handgrip ischemia.
This is not just an exercise in arithmetic.
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