What continent was not part of gondwana?

It should be 'continents' - in plural.

3 continents were not part of Gondwana super-continent.

They were North America, Europe and Asia - which formed the other super-continent Laurasia.

The other 4 continents formed the Gondwana.

They were South America, Africa, Australia and Antarctica.

The Indian sub-continent was part of Gondwana, then separated from it, traveled north and jammed with Asia. The collision of India and Asia created the Himalayas.