My baby was 2.75 at birth and is 11 months now with weight of 7.8kg. Is the weight gain normal? I am really worried for his weight

A. Rough roughly let’s calculate it 3 kg at the time of per because it’s only 250 g less so your child should have been supposedly somewhere around 9 kg by the age of 12 months so little behind your child as expected weight gain so just increase more of proteins in the diet of your child to cover the cab