Number

Intl. Baccalaureate Board > Class 3 > Math (Total Videos: 118)

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Chapter 1: Number (64 videos)   (Practice Test)
1.1: Whole Numbers
  1. Round whole numbers to nearest 10 or 100
  2. Round whole numbers to nearest 10 or 100 on number line
1.2: Addition and Subtraction
  1. Mentally add numbers within 100
  2. Fluently add numbers within 100 using place value
  3. Fluently add numbers within 100 using properties of operations
  4. Fluently add numbers within 100 using relation of addition and subtra
  5. Fluently subtract numbers within 100 using place value
  6. Add a 2-digit number and a 1-digit number within 100
  7. Add a 2-digit number and a multiple of 10 within 100
  8. Add a 2-digit number and a 2-digit number within 100
  9. Making 10 and breaking into 10
  10. Addition by making ten
  11. Subtraction of one object
  12. Subtraction of more than one objects
  13. Subtraction of number 1
  14. Subtraction of numbers greater than 1
  15. Subtraction of a 2-digit number from a 2-digit number
  16. Fluently subtract numbers within 100 using relation of addition and s
  17. Subtract numbers within 100 using mental maths
  18. Two steps word problems on addition
  19. Two steps word problems on subtraction
1.3: Multiplication and Division  (Practice Test)
  1. Understand multiplication using addition
  2. Understand multiplication using addition by making rows and columns
  3. Understand division as successive subtraction using equal groups
  4. Division of whole numbers using objects
  5. Division of whole numbers using standard algorithm
  6. Divide numbers with 1-digit number using place value for non-zero rem
  7. Divide numbers with 1-digit number using place value for zero remaind
  8. Prime numbers and composite numbers
  9. Factors and multiples of numbers
1.4: Fractions and Decimals  (Practice Test)
  1. Equivalent fractions using number line
  2. Equivalent fractions
  3. Generate equivalent fractions and reason of equivalence using fractio
  4. Recognize whole numbers as fractions using number line
  5. Add two fractions with same denominators
  6. Subtract two fractions with same denominators
  7. Compare two unlike fractions by making common denominator
  8. Compare two unlike fractions by comparing to a benchmark fraction
  9. conversion of decimals using place value
  10. Solve addition word problem of like fractions by making equation
  11. Solve subtraction word problem of unlike fractions by making equation
  12. Word problem on Multiplication of mixed fractions with simple fractio
  13. Solve real life problems involving division of fractions
  14. Modeling fraction multiplication
  15. Add decimals up to 2 decimal places
  16. Subtract decimals up to 2 decimal places
  17. Fluently add numbers within 100 using relation of addition and subtra
  18. Fluently add numbers within 1000
  19. Fluently subtract numbers within 100 using relation of addition and s
  20. Understand multiplication using addition
  21. Understand multiplication using addition by making rows and columns
  22. Understand division as successive subtraction using equal groups
  23. Understand division as successive subtraction using number line
  24. Commutative property of multiplication of numbers
  25. Associative property of multiplication of numbers
  26. Identify even and odd numbers up to two digits
  27. Fluently multiply numbers within 100
  28. Identify number patterns in addition
  29. Identify number patterns in subtraction
  30. Identify number patterns in multiplication
  31. Identify number patterns in division
  32. Identify number patterns in arithmetic operations
  33. Identify arithmetic patterns in addition of even and odd numbers
  34. Identify arithmetic patterns in multiplication of even and odd numbers