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Finance and government, logistics and manufacturing, the distribution of the electrical power are worth to be first mentioned. <\/jats:p><jats:p> When real life problems are modeled mathematically, there is always a trade-off between model\u2019s accuracy and complexity. By this survey, we aim to present in a concise form some mathematical models from the literature together with the methods to solve them. We will focus mainly on fuzzy fractional programming problems. We will also refer to but not describe in detail the multi-criteria decision-making problems involving fuzzy numbers and linear fractional programming models. <\/jats:p>","DOI":"10.1142\/s0219622020300037","type":"journal-article","created":{"date-parts":[[2020,6,3]],"date-time":"2020-06-03T06:41:26Z","timestamp":1591166486000},"page":"1123-1147","source":"Crossref","is-referenced-by-count":11,"title":["Fuzzy Numbers and Fractional Programming in Making Decisions"],"prefix":"10.1142","volume":"19","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4524-5354","authenticated-orcid":false,"given":"Bogdana","family":"Stanojevi\u0107","sequence":"first","affiliation":[{"name":"Mathematical Institute of the Serbian Academy of Science and Arts, Kneza Mihaila 36, 11000 Belgrade, Serbia"}]},{"given":"Simona","family":"Dzitac","sequence":"additional","affiliation":[{"name":"Department of Energy Engineering, University of Oradea, Universitatii 1, 410087 Oradea, Romania"}]},{"given":"Ioan","family":"Dzitac","sequence":"additional","affiliation":[{"name":"Aurel Vlaicu University of Arad, 310330 Arad, Elena Dragoi 2, Romania"},{"name":"Agora University of Oradea, 410526 Oradea, P-ta Tineretului 8, Romania"},{"name":"Department of Economic Informatics & Statistics, University of Craiova, 200585, Craiova, Str. 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