=ПОДСТАВИТЬ(IMPORTXML("https://api.privatbank.ua/p24api/exchange_rates?date=13.03.2022";"//exchangerates/exchangerate[25]/@saleRateNB");".";",";)
=ПОДСТАВИТЬ(IMPORTXML("https://api.privatbank.ua/p24api/exchange_rates?date="&ТЕКСТ(A2;"DD/MM/YYYY");"";"//exchangerates/exchangerate[25]/@saleRateNB");".";",";)