NCERT Class 3 Mathematics Maths Mela Chapter 3 Double Century PDF (2026-27)
Double Century takes students from 100 up to 200 (‘a double century’), starting with estimation of oranges, bangles and laddoos and the Story of Our Numbers showing how ancient India invented the 10-digit place-value system. Through bundles of 10 sticks, century boards, ginladi bead strings and jumping games, children read, write and locate numbers from … Read more