d20 twenty-sided die d4 four-sided die d6 six-sided die 2d6 two six-sided dice d8 eight-sided die d10\ ten-sided die d12 twelve-sided die d100 percentile dice
12 3 6 5 5 6 12 95



Multiple results for 1d20 + modifier ability checks, attack rolls, saving throws...
Normal Rolls #1 #2 #3 #4 #5 #6 #7 #8
Adv./Disadv. #1 #2 #3 #4
d20 ROLL 12 4 20 10 14 5 17 5
1d20-1 11 3 19 9 13 4 16 4
1d20+0 12 4 20 10 14 5 17 5
1d20+1 13 5 21 11 15 6 18 6
1d20+2 14 6 22 12 16 7 19 7
1d20+3 15 7 23 13 17 8 20 8
1d20+4 16 8 24 14 18 9 21 9
1d20+5 17 9 25 15 19 10 22 10
1d20+6 18 10 26 16 20 11 23 11
1d20+7 19 11 27 17 21 12 24 12
1d20+8 20 12 28 18 22 13 25 13
1d20+9 21 13 29 19 23 14 26 14
1d20+10 22 14 30 20 24 15 27 15
1d20+11 23 15 31 21 25 16 28 16
1d20+12 24 16 32 22 26 17 29 17
1d20+13 25 17 33 23 27 18 30 18
1d20+14 26 18 34 24 28 19 31 19
1d20+15 27 19 35 25 29 20 32 20
1d20+16 28 20 36 26 30 21 33 21
1d20+17 29 21 37 27 31 22 34 22
1d20+18 30 22 38 28 32 23 35 23
1d20+19 31 23 39 29 33 24 36 24
1d20+20 32 24 40 30 34 25 37 25

Damage or other effects...
  d4 d6 d8 d10 d12
1d# 4 6 7 2 3
2d# 5 8 10 3 12
3d# 6 13 13 7 23
4d# 7 16 20 11 24
5d# 8 18 26 19 36
6d# 11 21 34 22 37
7d# 14 24 38 32 43
8d# 17 27 40 35 52
9d# 20 29 43 38 53
10d# 22 31 44 45 54
11d# 26 33 50 49 58
12d# 27 39 55 50 62
13d# 30 41 63 57 73
14d# 32 43 67 58 76
15d# 33 48 73 64 87
16d# 34 54 80 74 94
17d# 37 58 81 75 105
18d# 40 59 89 83 111
19d# 43 63 91 84 123
20d# 44 69 99 86 130
21d# 47 72 103 92 142
22d# 51 78 107 98 150
23d# 54 81 113 106 159
24d# 58 87 116 112 170
26d# 63 91 120 123 183
27d# 65 93 125 127 194
28d# 66 96 133 135 206
29d# 68 102 134 144 214
30d# 69 104 138 146 221