The number system

Common Core Board > Class 6 > Math (Total Videos: 92)

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Chapter 2: The number system (36 videos)   (Practice Test)
2.1: Division of fractions  (Practice Test)
  1. Divide a fraction by another fraction
  2. Solve real life problems involving division of fractions
2.2: Division of numbers
  1. Division of whole numbers using standard algorithm
2.3: Addition and subtraction of decimals  (Practice Test)
  1. Add decimals up to 2 decimal places
  2. Use place value to add decimals to hundredths
  3. Use properties of operation to add decimals to hundredths
  4. Subtract decimals up to 2 decimal places
  5. Use models to subtract decimals to hundredths
  6. Use place value to subtract decimals to hundredths
2.4: Multiplication of decimals  (Practice Test)
  1. Multiply a decimal by a 1-digit number
  2. Use models to multiply decimals to hundredths
  3. Use place value to multiply decimals to hundredths
  4. Multiply a decimal number by tenth and hundredths
2.5: Division of decimals  (Practice Test)
  1. Divide a decimal by a 1-digit number
  2. Placement of the decimal after dividing by a power of 10
  3. Divide a decimal number by a decimal number by converting it to fract
  4. Divide a decimal number by a decimal number using direct division
  5. Use models to divide decimals to hundredths
  6. Use place value to divide decimals to hundredths
2.6: Highest Common Factor  (Practice Test)
  1. HCF by prime factorization
  2. HCF by Venn Diagram
  3. HCF of 2 or 3 numbers by prime factorization method
  4. HCF of 2 or 3 numbers by division method
2.7: Least Common Multiple  (Practice Test)
  1. LCM by prime factorization
  2. LCM of 2 or 3 numbers by prime factorization method
  3. LCM of 2 or 3 numbers by division method
  4. All methods of finding HCF of numbers
  5. All methods of finding LCM of numbers
  6. Word problems involving LCM and HCF
2.8: Integers  (Practice Test)
  1. Absolute Value of an Integer
  2. The Number Line
2.9: Cartesian Plane
  1. Introduction to Cartesian Plane
  2. Problem-Introduction to Cartesian Plane
2.10: Linear Inequalities  (Practice Test)
  1. Introduction to Linear Inequalities
  2. Absolute or Numerical Value of an Integers or Directed Numbers
  3. Prob-Absolute or Numerical Value of an Integers or Directed Numbers