If they said "0.3x less" that would make sense. But I agree with you in doubting that the full-office salaries are negative. "1.9x less"… what are they multiply

If they said "0.3x less" that would make sense. But I agree with you in doubting that the full-office salaries are negative. "1.9x less"… what are they multiplying by 1.9 to figure out how big of a discount from the full-remote salary employers are paying?