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UP Police Constable 2026 | Number System | Maths | Lecture - 02 | Basic to Advanced


UP Police Constable 2026 Maths Lecture 02 on Number System with complete basic to advanced concepts. Learn Natural Numbers, Whole Numbers, Integers, Prime and Composite Numbers, Rational and Irrational Numbers, Divisibility Rules, HCF, LCM, Remainders, PYQs, and exam-oriented tricks for UP Police, UP SI, UPSSSC PET, Lekhpal, VDO, SSC, Railway, and other competitive exams with airGurukul.

Strengthen your Mathematics preparation for UP Police Constable 2026 with Lecture - 02 of the Number System series. Number System is one of the most important topics in competitive examinations and serves as the foundation for many advanced mathematical concepts. This session is designed to help aspirants understand every concept from basic to advanced level through detailed explanations, shortcut techniques, and exam-oriented approaches.

In this class, important concepts related to Number System will be discussed in a simple and systematic manner. Candidates will learn essential formulas, divisibility rules, HCF-LCM concepts, remainder-based questions, and Previous Year Questions frequently asked in UP Police and other government examinations. The session aims to improve conceptual clarity, calculation speed, and overall problem-solving ability.


What You Will Learn in This Session

• Complete Number System Theory

• Natural, Whole and Integer Numbers

• Prime and Composite Numbers

• Rational and Irrational Numbers

• Divisibility Rules and Applications

• Remainder-Based Questions

• HCF and LCM Concepts

• Important Formulas and Techniques

• Previous Year Questions (PYQs)

• Most Expected Questions for UP Police 2026

• Live Doubt Solving and Discussion


Important Topics Covered

• Number System Fundamentals

• Natural Numbers

• Whole Numbers

• Integers

• Prime Numbers

• Composite Numbers

• Rational Numbers

• Irrational Numbers

• Divisibility Rules

• HCF and LCM

• Remainder Theorem Basics

• PYQ-Based Practice Questions


Why Attend This Session?

A strong command of Number System helps candidates solve a wide range of mathematical questions quickly and accurately. This session focuses on building strong fundamentals while introducing exam-oriented techniques.

• Build Strong Mathematical Foundations

• Improve Conceptual Understanding

• Learn Fast Calculation Metho

• Master Important Exam Concepts

• Practice Previous Year Questions

• Enhance Speed and Accuracy

• Boost Confidence for Competitive Exams


Useful For These Exams

• UP Police Constable

• UP SI

• UPSSSC PET

• UP Lekhpal

• VDO (Village Development Officer)

• Junior Assistant

• SSC Exams

• Railway Exams

• State-Level Competitive Exams

• Other Government Recruitment Exams


Why Choose airGurukul?

• Expert Faculty Guidance

• Concept-Based Learning Approach

• Detailed Topic Coverage

• Exam-Oriented Preparation Strategy

• Regular Practice Sessions

• PYQ-Based Learning

• Selection-Focused Environment



Download Live Class PPT PDF

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