Number System

This chapter discusses the Hindu-Arabic number system via examples. It highlights the difference between the place value and face value of a digit. It also describes the expanded form of a number. It further explains how to compare two numbers.

In this chapter, we will explore the natural and whole numbers. It explains how to represent them on the number line. We will also study the fundamental operations and properties via examples. In addition, it covers some pattern based questions.

This chapter highlights the need for negative numbers and their connection in daily life. It discusses the pairing of opposite numbers and identification of integers with their arrangements. It also briefs on addition and subtraction.

This chapter discusses the key concepts, definitions, idea of sets, and membership. It explains the representation, type, and cardinality of a set. We will also learn about special sets of numbers with the help of examples.

This chapter emphasizes the concepts related to fractions. It discusses the representation of fractions, their equivalent and simplest forms and methods to reduce a fraction. It also describes the differences between different types of fractions.

This chapter highlights the review of the idea of decimal fractions and how to read decimal numerals. It discusses the place value, interconversion of fraction and their comparison. It also includes the addition and subtraction of decimals.

This chapter highlights the types of brackets, their simplification, multiples, and factors. It discusses even, odd, prime, composite and coprime numbers. It also explains the divisibility rules and HCF and LCM with their properties.