Kharosthi numerals indicate counting on four fingers but not the thumb. The Kharosthi numeral for 4 is very similar to X, so 7 in Kharosthi could be written (right-to-left, again) )))X.
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Kharosthi numerals indicate counting on four fingers but not the thumb. The Kharosthi numeral for 4 is very similar to X, so 7 in Kharosthi could be written (right-to-left, again) ))X.