Arithmetic

This chapter gives an introduction to numbers. It describes the concept of estimation as well. Furthermore, it discusses the place value of numbers, large and small numbers, and the international system of numeration.

In this chapter, we will learn about whole numbers. We will understand how to represent the numbers on the number line. We will study some properties of the whole number as well.

This chapter unfolds the notion of divisibility rule of 2, 3, 5, 6, 9 and 10. Further, it explores the concept of factors, multiples, prime numbers and composite numbers.

This chapter deals with the concept of integers along with its representation on the number line. It discusses the properties of addition, subtraction, multiplication and division of integers. The mathematical operations of integers are explained.

In this chapter, we will study the properties of fractions and decimals. It describes the different types of fractions with the help of examples. We will also learn the addition and subtraction of fractions and decimals.

In this chapter, we will learn to compare quantities of various items using ratios and proportions. It includes comparing quantities with different units, ratios in different situations, proportions, and unitary methods.