40 mv = 0.04 v. To convert millivolts to volts, divide by 1,000: 40 ÷ 1,000 = 0.04.
How to convert millivolts to volts
v = mv × 0.001
- 1 mv = 0.001 v (and 1 v = 1,000 mv).
- Multiply the amount by the factor: 40 × 0.001 = 0.04.
- Answer: 40 mv = 0.04 v.
Shortcut: dividing by 1,000 gives the same result as multiplying by 0.001.
Millivolts to Volts table
| Millivolts (mv) | Volts (v) |
|---|---|
| 35 mv | 0.035 v |
| 36 mv | 0.036 v |
| 37 mv | 0.037 v |
| 38 mv | 0.038 v |
| 39 mv | 0.039 v |
| 40 mv | 0.04 v |
| 41 mv | 0.041 v |
| 42 mv | 0.042 v |
| 43 mv | 0.043 v |
| 44 mv | 0.044 v |
| 45 mv | 0.045 v |
| mv | v |
|---|---|
| 1 mv | 0.001 v |
| 5 mv | 0.005 v |
| 10 mv | 0.01 v |
| 50 mv | 0.05 v |
| 100 mv | 0.1 v |
| 1,000 mv | 1 v |