Decimals

Decimals

1. Introduction to Decimals

   • Concept of Decimals
     • Representation of a decimal - integral and decimal parts.
     • Decimal number inbetween the whole numbers, Decimal fractions, Decmals on the Number Line
   • Place Value of Digits
     • Digits in the place - value chart
     • Reading and Writing Decimals - Expanded and Short form, Number and Word Format
     • Relation between the digits

2. Comparing Decimals

   • Comparison of Decimals
     • Compare positive and negative decimals, Equivalent Decimals, Like and Unlike Decimals
     • Ordering the decimals after comparison

3. Operations on Decimal Numbers

   • Addition of Decimals
     • Addition on number line, Number strips, Regular addition
   • Subtraction of Decimals
   • Multiplication of Decimals
     • Multiplication with powers of 10, Properties of multiplication
   • Division of Decimals
   • Order of Operations
     • BODMAS

4. Conversion of Decimal Fractions

   • Conversion of decimals to fractions
   • Conversion of fractions to decimals

5. Approximation and Estimation

   • Rounding Decimals
   • Significant Figures