You want to make sure that you're not overfeeding your baby when you give him a bottle, so here's a 3 - step breast milk calculation that can help you figure out approximately how much breast milk your baby should take at each feeding. (verywellfamily.com)
Thankfully, there are signs you're overfeeding your baby when supplementing that you can watch out for. (romper.com)
Avoid overfeeding your baby because this may also make her uncomfortable. (healthychildren.org)