Wednesday, January 25, 2023

Teen Numbers are Early Place Value

Teen numbers in English are STRANGE. I mean, look at these weirdos in the first half of the numbers: 11 – eleven (not one teen) 12 – twelve (not two teen) 13 – thirteen (not three teen) 14 – fourteen 15– fifteen (not five teen) 16 – sixteen 17 – seventeen 18 – eighteen 19 […]
from Beyond Traditional Math
https://beyondtraditionalmath.com/2023/01/25/teen-numbers-are-early-place-value/

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