Counting and numeration

Intl. Baccalaureate Board > Class 6 > Math (Total Videos: 126)

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Chapter 1: Counting and numeration (20 videos)   (Practice Test)
1.1: The numbers 10 000 to 99 999
  1. Read, write 6 digit numbers in numerals and words
1.2: Seven digit numbers
  1. Read, write 10 digit numbers in numerals and words
1.3: Addition to 9999 and beyond  (Practice Test)
  1. Vertically add 4-digit numbers with carrying
  2. Horizontally add 4-digit numbers with carrying
  3. Add numbers of complexity and arbitrary size by standard algorithm
1.4: Subtraction of numbers
  1. Subtract numbers within 1000 using place value
1.5: Multiplication of numbers
  1. Multiply 1-digit whole numbers by multiples of 10 using place value
  2. Multiply 1-digit whole numbers by multiples of 10 using properties of
  3. Multiply numbers by 10, 100 and 1000
1.6: Multiplying 2-digit numbers by 2-digit numbers
  1. Multiply 2-digit numbers with 2-digit numbers using place value
1.7: Multiples and factors of whole numbers
  1. Factors and multiples of numbers
1.8: Multiplication by 2 and 3 digits
  1. Multiply 5 digit numbers by 3 digit numbers using place value
1.9: Division of numbers  (Practice Test)
  1. Divide 2-digit number by 1-digit number
  2. Divide numbers with 1-digit number using place value for zero remaind
  3. Divide numbers with 1-digit number using place value for non-zero rem
  4. Divide numbers with 1-digit number using area model for zero remainder
  5. Divide numbers with 1-digit number using area model for non-zero rema
  6. Divide numbers with 1-digit number using big 7 method for zero remain
  7. Divide numbers with 1-digit number using big 7 method for non-zero re
1.10: Divide whole numbers by a 2 digit divisor
  1. Divide 4 digit numbers by 2 digit numbers