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
1 3 4 10 5 3 6 6



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

Damage or other effects...
  d4 d6 d8 d10 d12
1d# 1 6 6 1 2
2d# 5 10 9 10 9
3d# 9 13 14 13 19
4d# 11 15 15 18 24
5d# 15 18 22 28 32
6d# 18 20 26 30 44
7d# 20 26 33 40 45
8d# 23 31 34 46 49
9d# 26 36 37 54 53
10d# 28 40 45 56 61
11d# 31 41 47 64 70
12d# 33 46 50 74 81
13d# 37 52 51 82 84
14d# 39 56 53 89 89
15d# 40 60 58 98 101
16d# 41 63 64 101 104
17d# 43 68 65 102 108
18d# 44 69 69 105 113
19d# 46 70 73 106 116
20d# 49 73 78 111 128
21d# 51 79 85 120 136
22d# 54 81 86 125 137
23d# 56 86 88 127 142
24d# 58 90 89 133 153
26d# 63 93 101 147 173
27d# 65 97 109 153 181
28d# 66 101 116 163 188
29d# 70 106 122 169 200
30d# 72 107 129 173 210