The Windows based Program contains : 1. Large Numbers Upto 10 Crores * Reading of Large Numbers * Place Value * Expanded form * Ascending Order and Descending Order * Comparing International and Indian System; 2. Operations on Large Numbers : * Addition * Subtraction * Multiplication * Division; 3. Roman Numerals : * Expanded Form; 4. Simplification : * Simplification when Brackets are not present and when Brackets are present 5. Divisibility Tests : * Usage * Divisibility test of 2, 3, 4, 5, 6, 7, 8, 9, 10 and 11 * Divisibility test of 25 and 125 * Important Facts; 6. Factors and Multiples : * Factors * Co-prime and Twin prime numbers * Prime and Composite Numbers * Even & Odd Nos. * Multiples of a Number * Properties of Factors and Multiples; 7. HCF and LCM : * Prime Factorisation * HCF or GCD * Finding HCF & LCM * Some Facts; 8. Fractions : * Types * Like & Unlike Fractions * Proper & Improper Fractions * Lowest Term * Mixed Fractions * Unit Fractions * Equivalent Fractions * Improper Fraction to Mixed Fraction - vice-versa * Comparison * Addition and Subtraction of Like and Unlike Fractions; 9. Multiplication and Division of Fractions : Multi. of a Fraction by a Whole Number; by a Fraction * Properties of Multiplication * Fraction of a Fraction * Division of Fractions * Multiplicative Inverse/ Reciprocal of a Fraction * Division of a Fraction by a Fraction; by a Whole Number * Division of a Whole Number by a Fraction * Word Problems; 10. Decimals : * Decimal Fractions * Decimal Place Value Chart * Like & Unlike Decimals * Equivalent Decimals * Comparison of Decimals * Addition and Subtraction of Decimals * Conversion of Decimal into Fractions and Fractions into Decimal * Multiplication & Division of Decimals: By a Whole Numbers; By another Decimal; By 10, 100, 1000 etc.; by Multiples of 10, 100, 1000 etc. * Properties; 11. Rounding off Numbers : * to the nearest 10, 100, 1000, Rounding off Large Numbers, Rounding off the Decimals, Rounding a Number to the nearest One, Tenth (Correct to one decimal place), Nearest Hundredth (Correct to two decimal places); 12. Measurement of Length, Mass and Capacity : * Length - Mass - Capacity * The relation between the units * Conversion of Units * Addition and Subtraction * Multiplication and Division; 13. Profit and Loss : * To Find S.P and C.P. * Profit% or Loss%; 14. Simple Interest : * To find out P, R, T or S.I. ; 15. Speed, Distance and Time : * Speed in Different Units * To Find Speed, Distance or Time; 16. Averages; 17. Percentage : * Expressing a Percentage into a Fraction or Decimal * Expressing a Fraction or a Decimal into Percent * Compare Situations and Quantities * To find the Percentage of a Given Quantity * To find What Percentage is One Number of Another * To Calculate a Number when its Percentage is known * Word Problems; 18. Time : * Conversion of 24-hr Clock Time to 12-hr Clock Time * Conversion of Time * Conversion of Higher to Lower and Lower to Higher Units 19. Money : * Conversion of Rupees into Paise and Paise into Rupees * Addition, Subtraction, Multiplication and Division of Money; 20. Angles : * Angles * Naming * Interior and Exterior of an Angle * Measuring * Construction * Types – Zero; Acute; Right; Obtuse; Straight; Reflex; Complete Angle * Pairs of Related Angles– Complementary; Supplementary; Adjacent; Linear Pair; Vertically Opposite Angles; 21. Parallel and Perpendicular Lines : * Intersecting, Parallel and Perpendicular Lines * Construction of Parallel and Perpendicular Lines; 22. Triangles : * Elements of a Triangle * Properties * Types (a) Acute Angled (b) Right Angled (c) Obtuse Angled * On the Basis of Sides (a) Scalene (b) Isosceles (c) Equilateral l Perimeter ; 23. Circles : Interior and Exterior of a Circle * Diameter * Chord * Arc * Semi-circle * Construction of a Circle * To Draw a Chord * Concentric Circles * Circumference of a Circle; 24. Quadrilaterals : * Types of Quadrilateral: 1. Parallelogram, 2. Rectangle, 3. Square, 4. Rhombus, 5. Trapezium * Sum Property of Quadrilateral * Construction of a Rectangle * Construction of a Square; 25. Perimeter of Rectilinear Figures : * Perimeter of a Rectilinear Figure * Perimeter of a Triangle, Rectangle and Square; 26. Area : * Comparison of Areas * Area of Irregular and Regular Plane Figure * Area of a Rectangle and a Square * Conversion Table; 27. Volume : * Cube * Unit of Volume; Exercises and Word Problems in all Chapters