Arithmetic

Through this chapter, we will learn the concept of integers in detail. It highlights the representation of integers on the number line. It provides us with the solved examples based on the application of properties of integers.

This chapter discusses the concept of fractions and decimals. It elucidates the types of fractions and how to reduce them to their lowest terms. It explains how to compare fractions, and perform basic arithmetic operations on fractions and decimals.

This chapter explores the concept of rational numbers. We will learn about positive and negative rational numbers. It teaches us how to compare and order rational numbers. It also explains how to perform operations on rational numbers.

In this chapter, we will learn in detail about exponents. It explains the various laws of exponents. We will also explore the scientific notation and applications of laws of exponents.

This chapter enhances our knowledge of the notion of square root and cube root. It briefs on the perfect square and the method of finding the square root of a number. We will also explore how to find the cube root of a given number.

This chapter briefs on the concept of ratio and proportion. It explains some important points related to ratios. We will learn how to express ratios in simplest form and how to find the mean proportional between two numbers.

This chapter explores the unitary method with the aid of examples. We will study the applications of the unitary method. It also comprises exercises based on the unitary method for practice.

In this chapter, we will learn to convert fractions and decimals into percentage and vice-versa. It explains how to solve problems based on profit and loss, discount and simple interest with the aid of examples.

The chapter deals with profit and loss. It helps us find the profit and loss percentage when profit and cost price are given. We will also learn the relation between cost price and selling price.

In this chapter, we will understand the concept of simple interest. Here, we will learn to calculate the simple interest when principal, rate, and time are given. It also includes word problems based on this concept.

This chapter discusses the concept of speed, time and distance by describing the uniform speed. Through a table, it illustrates the units of speed. It also highlights the conversion of units of speed, via examples.