<onlyincludeincludeonly>{{#iferror: {{#expr: {{{ano|{{{1|1980}}}}}}+1}}|{{#expr:{{CURRENTYEAR}}+{{{sumando|{{{2|0}}}}}}}}|{{#expr:({{{ano|{{{1|1980}}}}}}+{{{sumando|{{{2|1}}}}}}) + {{#ifexpr: ({{{ano|{{{1|1980}}}}}}>0) and (({{{sumando|{{{2|1}}}}}}+{{{ano|{{{1|1}}}}}})<=0)|-1|0}} + {{#ifexpr: ({{{ano|{{{1|1980}}}}}}<0) and (({{{sumando|{{{2|1}}}}}}+{{{ano|{{{1|1980}}}}}})>=0)|1|0}} }} }}</onlyinclude><noincludeincludeonly>{{Submodelo|Década|Ano|aditamento=Tamén en modelos que precisen desta operación metamática}}