The claim that after Mamdani's victory, the New York school system will be teaching Arabic numerals as the primary math system is false because U.S. Schools, including those in New York, have already been teaching Arabic numerals for many years, and there is no credible evidence of a new policy change linked to Mamdani's election.
After Mamdani's victory, NY school system will be teaching Arabic numerals as the primary math system.

Most Americans say ‘Arabic numerals’ should not be taught in school, finds survey - The Independent
Source: independent.co.uk
Key Evidence
FactCheck.org confirms U.S. Schools already teach Arabic numerals as standard.
factcheck.orgfactcheck.orgU.S. Schools Already Teach Arabic Numerals
Social media posts claiming immediate changes after Mamdani's election are anecdotal and unverified.
threads.comthreads.comDay 1 since Mamdani got elected, public schools in NYC are already teaching...
No official statements or credible news sources report any curriculum overhaul linked to Mamdani's victory.
cadtm.orgcadtm.orgZohran Mamdani, after his election as Mayor of New York on 5 November 2025: ‘New...
What the Evidence Shows
Arabic numerals (0,1,2,3, etc.) are the standard number system taught in U.S. Schools and have been for decades, as confirmed by FactCheck.org.factcheck.orgfactcheck.orgU.S. Schools Already Teach Arabic Numerals The numeral system is historically called 'Arabic' because it was transmitted to Europe via Arab mathematicians, though its origins trace back to India.
x.comx.comNavin Kabra on X: "Explaining because I know some people who didn't get the...
The claim that Mamdani's recent election triggered a new curriculum change to teach Arabic numerals is unsupported. The only references to this idea appear in social media posts and threads, which lack official confirmation or credible reporting.threads.comthreads.comDay 1 since Mamdani got elected, public schools in NYC are already teaching...
Furthermore, public opinion surveys show some resistance or misunderstanding about the term 'Arabic numerals' among Americans, but this does not reflect any actual curriculum changes. Mamdani's post-election statements focus on immigration and city unity without mentioning math curriculum reforms.snopes.comsnopes.comDid 56% of Survey Respondents Say 'Arabic Numerals' Shouldn't be Taught in...
independent.co.ukindependent.co.ukMost Americans say ‘Arabic numerals’ should not be taught in school, finds...+2 more
Therefore, the assertion that Arabic numerals will newly become the primary math system after Mamdani's victory is misleading and factually incorrect.