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
10 4 4 11 4 9 7 28



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 10 5 17 6 2 18 19 8
1d20-1 9 4 16 5 1 17 18 7
1d20+0 10 5 17 6 2 18 19 8
1d20+1 11 6 18 7 3 19 20 9
1d20+2 12 7 19 8 4 20 21 10
1d20+3 13 8 20 9 5 21 22 11
1d20+4 14 9 21 10 6 22 23 12
1d20+5 15 10 22 11 7 23 24 13
1d20+6 16 11 23 12 8 24 25 14
1d20+7 17 12 24 13 9 25 26 15
1d20+8 18 13 25 14 10 26 27 16
1d20+9 19 14 26 15 11 27 28 17
1d20+10 20 15 27 16 12 28 29 18
1d20+11 21 16 28 17 13 29 30 19
1d20+12 22 17 29 18 14 30 31 20
1d20+13 23 18 30 19 15 31 32 21
1d20+14 24 19 31 20 16 32 33 22
1d20+15 25 20 32 21 17 33 34 23
1d20+16 26 21 33 22 18 34 35 24
1d20+17 27 22 34 23 19 35 36 25
1d20+18 28 23 35 24 20 36 37 26
1d20+19 29 24 36 25 21 37 38 27
1d20+20 30 25 37 26 22 38 39 28

Damage or other effects...
  d4 d6 d8 d10 d12
1d# 3 3 1 1 8
2d# 4 9 4 5 17
3d# 7 15 6 11 19
4d# 10 19 7 14 30
5d# 14 23 12 15 36
6d# 18 27 15 21 40
7d# 21 31 20 28 47
8d# 25 33 23 29 59
9d# 28 37 28 34 61
10d# 30 39 34 39 71
11d# 34 45 38 44 73
12d# 36 47 46 51 75
13d# 39 50 50 56 87
14d# 40 51 56 62 89
15d# 41 54 63 69 90
16d# 42 56 67 73 99
17d# 46 62 69 75 108
18d# 47 68 76 82 114
19d# 49 73 77 87 121
20d# 50 76 79 92 132
21d# 53 80 82 96 140
22d# 56 82 84 97 144
23d# 60 87 88 99 155
24d# 64 89 89 100 166
26d# 66 94 98 110 177
27d# 67 96 100 117 189
28d# 68 101 106 119 193
29d# 71 102 113 120 194
30d# 74 105 117 122 202