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It should be mandatory
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this post was submitted on 01 Oct 2025
774 points (98.6% liked)
Funny
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Based on the progression of BIDMAS/PEMDAS, addition always is first, followed by subtraction.
Incorrect.
Addition and subtraction are equal priority, left-to-right.
Nah, convert all subtractions to adding negatives and compute concurrently.
Addition and Subtraction in any order actually. The mnemonics are just a way to remember the rules - like a mental checklist - they aren't the rules themselves