 UPSKILL MATH PLUS

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### Theory

 1 Square root 2 Square root by repeated subtraction of successive odd numbers 3 Square root through prime factorisation 4 Finding the square root of a number by long division method 5 Number of digits in the square root of a perfect square number 6 Square root of decimal numbers 7 Square root of product and quotient of numbers 8 Approximating the square roots

### Textbook Questions

 1 Multiple choice question Difficulty: medium 3 2 Fill in the blanks Difficulty: medium 3 3 Two marks example problems I Difficulty: medium 4 4 Two marks example problems II Difficulty: medium 4 5 Two marks example problems III Difficulty: medium 4 6 Two marks example problems IV Difficulty: medium 4 7 Two marks exercise problems I Difficulty: medium 4 8 Two marks exercise problems II Difficulty: medium 4 9 Two marks exercise problems III Difficulty: medium 4 10 Two marks exercise problems IV Difficulty: medium 6 11 Two marks exercise problems V Difficulty: medium 4 12 Two marks exercise problems VI Difficulty: medium 6 13 Two marks exercise problems VII Difficulty: medium 4 14 Two marks exercise problems VIII Difficulty: medium 6 15 Two marks exercise problems IX Difficulty: medium 2 16 Five marks exercise problems X Difficulty: hard 5 17 Five marks exercise problems XI Difficulty: hard 5 18 Five marks exercise problems XII Difficulty: hard 5 19 Five marks exercise problems XIII Difficulty: hard 5 20 Five marks exercise problems XIV Difficulty: hard 5

### Practice Questions

 1 Calculate the square root of the number by repeated subtraction method Difficulty: easy 3 2 Find the square root of a number by prime factorisation method Difficulty: easy 3 3 Find the square root of a decimal number by prime factorisation method Difficulty: easy 3 4 Calculate the approximate value of square root Difficulty: easy 3 5 Find the side length Difficulty: medium 4 6 Find the square root of a number by long division method Difficulty: medium 4 7 Find the number of digits of a given numbers Difficulty: medium 4 8 Say "true" or "false" Difficulty: medium 4 9 Determine the product of the given numbers Difficulty: medium 4 10 Find the addition and subtraction of square root of numbers Difficulty: medium 4 11 Ascending/Descending order Difficulty: medium 4 12 Find the least number and the perfect square Difficulty: hard 6 13 Simplify the fraction Difficulty: hard 6 14 Find the value of the given expression Difficulty: hard 5 15 Find the side and perimeter of the field Difficulty: hard 5

### Key Questions for School Exam Preparation

 1 Find the square root of the number by long division method Difficulty: medium 4 2 Detemine the square root of the decimal numbers Difficulty: medium 4 3 Find the least number that makes the given number as perfect square Difficulty: medium 5 4 Evaluate the given square root value Difficulty: hard 5

### Teacher manual

 1 Methodical recommendation