Hi Aspirant!

IITs which offer BSc Mathematics are:

• IIT Bombay
• IIT Kharagpur  (intergrated MSC - BSC degree)
• IIT Roorkee  (intergrated MSC - BSC degree)
• IIT Kanpur
• IIT Madras (intergrated MSC - BSC degree)

Other IITs offer MSc programs which you can get by writing IIT JAM exam after completing BSc degree.

Thankyou!

Dear aspirant

The Indian institute of technology bombay and kharagpur offers bs degree in mathematics of duration  4 years for the undergraduate students.The admission to  bs maths under these bg the jee advance criteria . So you have to compete in jee advanced and jee mains examination to enter the colleges.