how can we convet ampere into miliammpere? Share with your friends Share 0 Rosy answered this 10-3 ampere = 1milliampere 1 View Full Answer Varshith Annavarapu answered this Here are the conversion factors: 1. 1 Milliampere = 10-3 ampere.2. 1 Microampere = 10-6 ampere. Hope this helps 0 Varshith Annavarapu answered this Here are the conversion factors: 1. 1 Milliampere = 10-3 ampere.2. 1 Microampere = 10-6 ampere. Hope this helps 1 Rosy answered this 1 ampere = 1000 / 10-3 milliamperesthumbx up plz! 0