 
<translate> Joe nwere ihe ọmụma 200 na dataset ya. Mgbe ahụ, ọ gbakwunyere 20% ihe data na dataset. Ọ bụrụ na ọ belata data isi site 1/4 nke ngụkọta data isi, gbakọọ ngụkọta ọnụ ọgụgụ nke data isi na dataset nwere. Echiche ndị dị aṅaa? Ntụziaka nzọụkwụ site na nzọụkwụ: <eng> Joe had 200 data points on his dataset. He then added 20% more data points to the dataset. If he reduced the data points by 1/4 of the total data points, calculate the total number of data points the dataset contains.
Thoughts? Step-by-step reasoning: 