Unit1. Number Work Weightage : 08 % 1. Even Numbers, Odd numbers, prime Numbers, twin prime numbers, coprime numbers, composite numbers. Triangular numbers and Roman numerals. 2. Natural numbers, whole numbers, Integers, Rational numbers. 3. Rational numbers and operations on rational numbers. 4. Number line
Unit2 Operations on numbers Weightage : 18 % 1. Dividend, Divisor, Test of Divisibility 2. Square and Square-Root, Cube and Cube-Root. 3. H.C.F. and L.C.M. 4. Fractions – Vulgar fraction and Decimal fractions. 5. Indices. 6. Ratio, proportion and partnership (time-work-speed) 7. Variation 8. Time – Speed – Work 9. Average.
Unit 3 Geometry Weightage : 22 % 1. Basic concept in Geometry – Point, segment, line, ray, angle (Straight angle, Zero angle, Complete angle, Reflex angle) plane, opposite angles, adjacent angles, supplementary angles, complimentary angles, angle bisector and perpendicular bisector and its properties. Concurrent lines, point of concurrent, interior angles of polygon. 2. Properties of parallel lines. Adjacent angles, interior angels and alternate angles. 3. Circle – Arc of a circle, Central angle, Measure of an arc. 4. Properties of triangle
5. Properties of quadrilateral 6. Pythagoras Theorem. 7. Three dimensional objects, triangular prism, rectangular prism, sphere. Net – using surfaces, vertices and edges.
Unit4 Mensuration Weightage : 16 % 1. Dimensions – Length, Mass, Capacity, Measuring time, Coins and Currency Notes. 2. Perimeter – Triangle, Quadrilateral Polygon, Circle. 3. Area – Triangle, Square, Rectangle 4. Surface area of Cuboid, Cube
Unit 5 Statistics Weightage : 06 % 1. Mean, frequency distribution table. 2. Bar graph, Joint bar graph.
Unit 6 Applied mathematics Weightage : 14 % 1.Percentage 2. Simple interest and bank. 3. Profit – Loss.Percentage
Unit7 Algebra Weightage : 16 % 1. Use of alphabet for numbers, factors of algebraic expressions. Value of the polynomial and operations on them. 2. Identity, Algebraic formulae and expansion of squares. 3. Equations in one variable and word problems based on it..