Everyday arithmetic
Watt, Ian D.(Ian Duncan),1922-
Glasgow (Scotland).Education Department.
London Foulsham
1973
'... originally conceived and written as an integral part of a general arithmetic course to complement the series "Mathematics for schools - A modern Certificate Course". This book is, therefore, on the one hand a stand-alone text for social-commercial arithmetic pupils, and on the other an integral part, as Book 1, of the Arithmetic Course for "O" grade - CSE examinations' - Foreword
With answers
Arithmetic