by
Dr John Kelliher
Language: English
Release Date: June 20, 2012
This eBook introduces the subjects of multiplication and division and its practice, numbers from 0 to 999, place value, number lines, multiplication, grouping, counting on 2s, 3s, 4s, 5s and 10s, division, sharing, dividing, number machines, doubling and halving, tripling and thirding, quadrupling...