Download or read book Gem S Mental Maths 4 written by SK Malhotra & Sandeep Malhotra and published by Ratna Sagar. This book was released on with total page 84 pages. Available in PDF, EPUB and Kindle. Book excerpt: Gem s Mental Maths and Workbook is the first series that combines exercises in Mental Maths with a Workbook section. The exercises are planned and graded to make the maths practice enjoyable to the learners. This series will help students to develop a habit of logical thinking, a scientific temper, reasoning ability and a positive attitude towards mathematics.