Roll 40d6
Free online 40d6 dice roller and calculator. Roll 40 d6 instantly — see results, min 40, max 240, and average 140.
Quick roll
Dice notation
kh keep highest · kl keep lowest · dl drop lowest · Space roll
Presets
Roll lines
Roll log
Your roll history appears here.
Need to roll 40d6? Dice Cove’s roller is preloaded with 40d6 so you can roll once or many times, log every result, and check the math: minimum 40, maximum 240, expected average 140.
40d6 calculator stats
- Minimum: 40
- Maximum: 240
- Average: 140
Use this page as a quick 40d6 roller and average calculator — roll as many times as you need and compare totals to the 140 expected value. For keep/drop rules and custom formulas, open the dice calculator.
How to roll 40d6
- Press Roll — notation is already set to 40d6.
- Add a modifier (for example 40d6+5) when damage or a bonus applies.
- Check the roll log to compare several 40d6 results in a row.
- Switch dice anytime via the tray or the full dice roller.
Common 40d6 uses
- Quick 40d6 damage or table rolls at the table
- High-level spell damage and mass monster attacks
- Compare results to the 140 average for 40d6
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Frequently asked questions
What is the average of 40d6?
The average of 40d6 is 140. Each d6 averages 3.5, so 40 × 3.5 = 140.
What is the minimum and maximum for 40d6?
40d6 ranges from 40 (all 1s) to 240 (all 6s).
How do I roll 40d6 with a modifier?
Type 40d6+3 (or use the modifier field) to add a bonus to the total — useful for damage riders and spell attack modifiers.