Jagrat Chatterjee, a Lucknow-based mathematics enthusiast has been able to jot down the multiplication tables from 1 to 2072, by making 20,720 squares on a chart paper, with each table measuring 1 ...
Find out what multiples are and how to sort multiples of 2 and 5. Doubling numbers Learn how to make doubles using ten frames, addition and multiplication. Counting in twos, threes, fives and tens ...