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Tarot Card Calculator

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The Tarot Card Calculator is a fascinating tool designed to bring a blend of mysticism and mathematics to the age-old practice of tarot reading. At its core, this calculator serves to enrich the tarot card reading experience, offering users insights into the composition of their readings and even selecting a card at random for daily guidance or to complete a spread.

Purpose and Functionality

The primary purpose of the Tarot Card Calculator is twofold: to calculate the percentage of Major or Minor Arcana cards in a given reading and to select a random card from the deck. This enhances the reading process by providing quantitative insights and introducing an element of surprise or fate into the selection of cards.

Tarot Card Deck Composition

A standard tarot deck consists of 78 cards, divided into two main categories: the Major Arcana, which includes 22 cards, and the Minor Arcana, which consists of 56 cards. The Minor Arcana is further divided into four suits: Cups, Wands, Swords, and Pentacles, each containing 14 cards ranging from Ace to Ten, plus the Page, Knight, Queen, and King.

Example Calculations

1. Percentage of Major/Minor Arcana in a Reading

To calculate the percentage of Major or Minor Arcana cards in a reading, the formula used is:

Percentage = (Number of Specific Type Cards / Total Cards in Reading) * 100

  • Number of Specific Type Cards: This is the count of either Major or Minor Arcana cards in the reading.
  • Total Cards in Reading: The total number of cards drawn in the reading.

2. Random Card Selector

The random card selector function generates a random number between 1 and 78, each corresponding to a specific card in the tarot deck. This feature is particularly useful for selecting a card for daily guidance or determining a card’s position in a spread.

Step-by-Step Examples

  1. Calculating the Percentage of Arcana Types Suppose you have drawn a total of 10 cards for a reading, and out of these, 4 are Major Arcana cards. Using the formula:makefileCopy codePercentage = (4 / 10) * 100 = 40% This means 40% of the cards in your reading are from the Major Arcana.
  2. Selecting a Random CardWhen you use the random card selector, it might generate the number 23. In a standard tarot deck, this corresponds to the card immediately after the Major Arcana, which would be the Ace of Cups if you follow the sequence where Cups come first in the Minor Arcana.

Relevant Information Table

Total Deck Cards78
Major Arcana Cards22
Minor Arcana Cards56
Suits in Minor ArcanaCups, Wands, Swords, Pentacles
Cards in Each Suit14 (Ace through 10, Page, Knight, Queen, King)
FunctionalityPercentage Calculation, Random Card Selection
Formula for Percentage(Number of Specific Type Cards / Total Cards in Reading) * 100


The Tarot Card Calculator stands as a bridge between the mystical and the mathematical, providing users with a deeper understanding of their tarot readings through percentage analyses and the serendipitous selection of cards. Whether you’re a seasoned tarot reader or a curious newcomer, this tool offers a unique way to engage with your deck, adding layers of meaning and insight to your readings. Its applications range from personal daily guidance to professional use in more complex spreads, making it a versatile addition to any tarot enthusiast’s toolkit.

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