Arithmetic

This chapter comprises a model paper for first quarter preparation. It includes questions based on the concepts of number and number names, Roman numbers, addition and subtraction.

This chapter discusses the subtraction of two-digit numbers with and without regrouping. It explains the properties of subtraction. We will also deal with word problems based on addition and subtraction.

This chapter describes multiplication as repeated addition of numbers. It explores some facts related to multiplication. We will learn to perform multiplication on a number line. It also teaches us multiplication tables 1-5.

In this chapter, we will deal with division operation. It defines division as repeated subtraction. It explains how division can be used to divide something equally with the aid of examples. We will also learn how to carry out division on a number line.

In this chapter, we will explore the whole numbers. It explains how to represent them on the number line. We will study the fundamental operations on whole numbers via examples. It also covers pattern-based questions for practice.

This chapter teaches us how to find the highest common factor and lowest common factor of algebraic expressions. We will also learn to simplify algebraic fractions with the aid of examples.

This chapter teaches us the concept of common fractions. It focuses on the equivalent fractions, like and unlike fractions, and unit fractions. The addition, subtraction, and comparison of like fractions are also discussed here.

This chapter enhances our knowledge on decimal place value. We will learn to convert fractions into decimals and vice versa. It explains how to write numbers in expanded form. It also briefs on like and unlike decimals.

In this chapter, we will learn about Roman numerals in detail. We will understand the values of the symbols in Hindu-Arabic numerals, also called International numerals. We will also study the rules which are followed while writing Roman numerals.

The chapter explains how to read the clock and find the time. It discusses the use of a.m and p.m. and briefs us on the 24-hour and 12-hour clock time. It also highlights the conversion of units and writing the birth date in short form.

This chapter describes the two forms of money, rupees and paise. It includes pictures that help us identify the different types and understand the value of money. It also includes some exercises associated with cost and payment of items.

In this chapter, we will unfold the concept of measurement. We will learn how to measure length, mass and capacity. It explains metric measures in decimal notation. It also comprises word problems based on the concept of measurement.