## Description

Sailent Features of this book: The book covers the entire prescribed syllabus. Numbers system is extended beyond 6-digits so that students are able to read and write numbers upto tens of crores. Formation of greatest and smallest numbers upto 9 digit with given digits has been explained nicely by means of solved examples. International system of writing numbers id introduced for the first time. Reading and writing of Roman Numerals s extended upto 200. Addition and subtraction of numbers beyond 5 digits with refrouping (carrying) and with decomposing (borrowing) have been taught. Multiplication is extended further by choosing multiplicans and multiplier in such a way that the product does not contain more than 9 digits. Division of a 9-digit number by a suitable divisor is taught by means of solved examples. Chapter on Factors and Multiples contain prime, twin prim, coprime numbers, etc. Use of H.C.F. and L.C.M. in daily life is taught by means of solved examples. All the four fundamental operations are taught in the chapter on Fractions. Multiplication and Division of a decimal number by a decimal number, conversation of a fraction into a decimal and vice versa is taken up in the chapter on Decimals. Use of decimal point in measurements is also taught.

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