Mental Mathematics Part VI

This book has been published with all reasonable efforts taken to make the material error-free after the consent of the author. No part of this book shall be used reproduced in any manner whatsoever without written permission from the author except in the case of brief quotations embodied in critical articles and reviews.1. Integers 2. Fractions and Decimals 3. Data Handling 4. Simple Equations 5. Lines and Angles 6. Triangles 7. Congruence of Triangles 8. Comparing Quantities 9. Rational Numbers 10. Practical Geometry 11. Perimeter and Area 12. Algebraic Expressions 13. Exponents and Powers 14. Symmetry 15. Visualising Solid Shapes