VidyaBalan shared the trailer on the twitter:

The queen of problem-solving, be it maths or life! Meet #ShakuntalaDeviOnPrime July 31, on @PrimeVideoIN. Trailer out now: https://youtu.be/8HA1HRufYso @sanyamalhotra07@Jisshusengupta@TheAmitSadh@anumenon1805@sonypicsprodns@vikramix@Abundantia_Ent@ShikhaaSharma03

In the three-minute trailer, we see Shakuntala Devi (VidyaBalan) solving difficult math problems with ease and going to London to record her name in Guinness Work records book. The twist comes in her life when she becomes a mother. Sanya Malhotra plays the role of Shakuntala Devi’s daughter in the film. The two share a bittersweet mother-daughter relationship.

The global premiere of Shakuntala Devi will be on 31st July, on Amazon Prime Video. Shakuntala Devi is written and directed by Anu Menon, and co-directorNayanika Mahtani. Shakuntala Devi is a production of Sony Pictures NetworksIndia and Abundantia Entertainment. The film also features Sanya Malhotra, Jishu Sengupta, Amit Sadh, and Spandan Chaturvedi.

Amazon Prime Video wrote on Twitter

We’ve got a fun way to deal with math and life, join the masterclass! #ShakuntalaDeviOnPrime, July 31 Trailer out now: https://youtu.be/8HA1HRufYso @vidya_balan @sanyamalhotra07 @Jisshusengupta @TheAmitSadh @anumenon1805 @sonypicsprodns @vikramix @Abundantia_Ent https://twitter.com/PrimeVideoIN/status/1283310526412419072

See the unusual look of Shakuntla Devi