This book supports textbook learning and is designed to sharpen the mathematical skills of the students, keeping in view the requirements of the primary mathematics syllabus. To sharpen the mathematical skills of students through skill-focussed learning, quick calculation, logic of reasoning and development of speed and accuracy to reduce careless mistakes. Sharpen maths skills required for essential topics in the latest curriculum; Strengthen and consolidate important mathematical concepts through rigorous training; Quizzes to serve as summative assessment of a student’s learning.