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 template  = :Calculator:Template/Other/Base
 form      = urncalc
 result    = urncalc_res
 param     = exp|Experience Desired|1|int|0-200000000
 param     = skill|Skill:||select|Cooking, Divination, Farming, Fishing, Hunter, Mining, Prayer, Runecrafting, Smithing, Woodcutting
 param     = tier|Tier:||select|Cracked, Fragile, Normal, Strong, Decorated, Impious, Accursed, Infernal
 param     = enh|Urn Enhancer:|false|check|
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Note: Prayer urns use the Impious, Accursed, and Infernal tiers.

This calculator provides the number of Urns you need by using the formula: