Hey please help where it has the < thing it says “ones” “tens” “nines”

Pawan Joshi asked Dec 14, 2022

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Pawan Joshi asked Dec 14, 2022

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15 votes

Answer:

$9 * 9 = 10nines - 1nine \\ 9 * 9 = 90 - 9 \\ 9 * 9 = 81 \\ thank \: you$

Piedone answered Dec 20, 2022

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