00562nam a2200193 a 4500 156177 OSt 20210924102253.0 180525 ### HIN 9788183162920 510 T55M Totakura, Satyanarayana Raju Maths for everyday life : quick calculation techniques mathematical shortcuts by Satyanarayana Raju Totakura New Delhi Neelkamal Publications 2015 244p. Mathematical shortcuts Maths ddc BK 18601 18601 0 0 ddc 0 0 TXB CURAJ CURAJ 2018-03-15 EDU 11 510 T55M 30762 2026-02-23 2026-02-11 2020-09-02 BK