Submitted by anujshr7 t3_z07mpo in explainlikeimfive
anujshr7 OP t1_ix3zl0j wrote
Reply to comment by Own-Cupcake7586 in eli5 why is 9 the last number? and why then we use 10 and repeat in sets of 10? by anujshr7
Ok Nice.
triclops41 t1_ix4jmvg wrote
It is probably is a relic from using our fingers to count things.
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