| turn | 1 turn | 2 turn | 3 turn | 4 turn | 5 turn | 6 turn | 7 turn | 8 turn | 9 turn | 10 turn | 11 turn | 12 turn | 13 turn | 14 turn | 15 turn | 16 turn | 17 turn | 18 turn | 19 turn | 20 turn | 21 turn | 22 turn | 23 turn | 24 turn | 25 turn | 26 turn | 27 turn | 28 turn | 29 turn | 30 turn | 31 turn | 32 turn | 33 turn | 34 turn | 35 turn | 36 turn | 37 turn | 38 turn | 39 turn | 40 turn | 41 turn | 42 turn | 43 turn | 44 turn | 45 turn | 46 turn | 47 turn | 48 turn | 49 turn | 50 turn | 51 turn | 52 turn | 53 turn | 54 turn | 55 turn | 56 turn | 57 turn | 58 turn | 59 turn | 60 turn | 61 turn | 62 turn | 63 turn | 64 turn | 65 turn | 66 turn | 67 turn | 68 turn | 69 turn | 70 turn | 71 turn | 72 turn | 73 turn | 74 turn | 75 turn | 76 turn | 77 turn | 78 turn | 79 turn | 80 turn | 81 turn | 82 turn | 83 turn | 84 turn | 85 turn | 86 turn | 87 turn | 88 turn | 89 turn | 90 turn | 91 turn | 92 turn | 93 turn | 94 turn | 95 turn | 96 turn | 97 turn | 98 turn | 99 turn | 100 turn |
| helf circle | 2 1/2 circle | 4 1/2 circle | 6 1/2 circle | 8 1/2 circle | 10 1/2 circle | 12 1/2 circle | 14 1/2 circle | 16 1/2 circle | 18 1/2 circle | 20 1/2 circle | 22 1/2 circle | 24 1/2 circle | 26 1/2 circle | 28 1/2 circle | 30 1/2 circle | 32 1/2 circle | 34 1/2 circle | 36 1/2 circle | 38 1/2 circle | 40 1/2 circle | 42 1/2 circle | 44 1/2 circle | 46 1/2 circle | 48 1/2 circle | 50 1/2 circle | 52 1/2 circle | 54 1/2 circle | 56 1/2 circle | 58 1/2 circle | 60 1/2 circle | 62 1/2 circle | 64 1/2 circle | 66 1/2 circle | 68 1/2 circle | 70 1/2 circle | 72 1/2 circle | 74 1/2 circle | 76 1/2 circle | 78 1/2 circle | 80 1/2 circle | 82 1/2 circle | 84 1/2 circle | 86 1/2 circle | 88 1/2 circle | 90 1/2 circle | 92 1/2 circle | 94 1/2 circle | 96 1/2 circle | 98 1/2 circle | 100 1/2 circle | 102 1/2 circle | 104 1/2 circle | 106 1/2 circle | 108 1/2 circle | 110 1/2 circle | 112 1/2 circle | 114 1/2 circle | 116 1/2 circle | 118 1/2 circle | 120 1/2 circle | 122 1/2 circle | 124 1/2 circle | 126 1/2 circle | 128 1/2 circle | 130 1/2 circle | 132 1/2 circle | 134 1/2 circle | 136 1/2 circle | 138 1/2 circle | 140 1/2 circle | 142 1/2 circle | 144 1/2 circle | 146 1/2 circle | 148 1/2 circle | 150 1/2 circle | 152 1/2 circle | 154 1/2 circle | 156 1/2 circle | 158 1/2 circle | 160 1/2 circle | 162 1/2 circle | 164 1/2 circle | 166 1/2 circle | 168 1/2 circle | 170 1/2 circle | 172 1/2 circle | 174 1/2 circle | 176 1/2 circle | 178 1/2 circle | 180 1/2 circle | 182 1/2 circle | 184 1/2 circle | 186 1/2 circle | 188 1/2 circle | 190 1/2 circle | 192 1/2 circle | 194 1/2 circle | 196 1/2 circle | 198 1/2 circle | 200 1/2 circle |
A turn is used in anglular measurement equal to 360 degrees. Plural name is turns.
| 1 turns = 2 helf circles | 6 turns = 12 helf circles |
| 2 turns = 4 helf circles | 7 turns = 14 helf circles |
| 3 turns = 6 helf circles | 8 turns = 16 helf circles |
| 4 turns = 8 helf circles | 9 turns = 18 helf circles |
| 5 turns = 10 helf circles | 10 turns = 20 helf circles |
1/2 circle or half circle is equal to 360°/2 = 180°. Plural name is helf circles.
| 1 helf circles = 0.5 turns | 6 helf circles = 3 turns |
| 2 helf circles = 1 turns | 7 helf circles = 3.5 turns |
| 3 helf circles = 1.5 turns | 8 helf circles = 4 turns |
| 4 helf circles = 2 turns | 9 helf circles = 4.5 turns |
| 5 helf circles = 2.5 turns | 10 helf circles = 5 turns |
| 1 turns = 2 helf circles |
| 1 helf circles = 0.5 turns |