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All Probability Calculators

Dice Probability

Master dice probability step by step

Calculator Dice Coins Marbles Cards Learn

Single Roll1 Die Two Dice2 Dice Specific NumbersNumbers Sum ProbabilitiesSums

Probability of Rolling an Even Number

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1

Favorable Outcomes

, so

2

Calculate Probability

Probability of Rolling an Odd Number

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, so

Note: Even and odd are complementary events.

Probability of Rolling a Prime Number

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Prime numbers from 1-6: 2, 3, 5

(1 is not prime, 4 = 2×2, 6 = 2×3)

, so

Inequalities

Roll Greater Than 4

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Roll Less Than 3

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Quick Reference

Event	Outcomes	Probability
Even (2,4,6)	3
Odd (1,3,5)	3
Prime (2,3,5)	3
> 4 (5,6)	2
< 3 (1,2)	2

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