Mathematics
Decimal representation
दशमलव निरूपण
In this Class 9 Mathematics topic from the Number Systems chapter, students learn how numbers are expressed in decimal form and how decimal expansions relate to rational and irrational numbers. They examine terminating and non-terminating decimals, identify repeating patterns, and connect decimal representations with fractions. The topic builds accuracy in comparing, interpreting, and converting numerical forms while strengthening understanding of the structure and properties of real numbers.
Practice questions
What is the decimal form of ( \frac{43}{160} )?MediumLevel 10What is obtained when (0.0064) is converted into a simplified fraction?MediumLevel 10In simplest form, what type of decimal expansion will ( \frac{27}{90} ) have?MediumLevel 10Which is the correct bar notation of 0.0131313...?MediumLevel 10What is the descending order of (2.304), (2.34), (2.034), and (2.043)?MediumLevel 10If (100x=45.6), what is the value of (x)?MediumLevel 10What is the decimal form of ( \frac{23}{125} )?MediumLevel 11What is obtained when 0.5625 is converted into a simplified fraction?MediumLevel 11In simplest form, what type of decimal expansion will 17/120 have?MediumLevel 11What is the place value of (7) in (4.0705)?MediumLevel 11Which is the expanded form of (3.208)?MediumLevel 11What is the recurring part in (0.1454545\ldots)?MediumLevel 11Which condition ensures that the decimal expansion of a rational number is terminating when the fraction is in lowest terms?MediumLevel 11Which number lies between (1.04) and (1.05)?MediumLevel 11What is the place value of the first (7) in (0.07007)?MediumLevel 11What is obtained when 6.25 is converted into an improper fraction?MediumLevel 11What is obtained when 0.00625 is written as a simplified fraction?MediumLevel 11Which decimal is not equal to (0.3040)?MediumLevel 11What is obtained by converting (0.064) into a percentage?MediumLevel 11What is obtained by dividing 8.406 by 100?MediumLevel 11