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Lesson Series

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  Dividing numbers by 25 (3 lessons)

  Shortcut for dividing numbers by 25
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  Dividing numbers by 5 (3 lessons)

  Shortcut for dividing numbers by 5
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  Multiplying numbers using Line Intersection (3 lessons)

  Shortcut for multiplying numbers using line intersection
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  Multiplying numbers with 11 (3 lessons)

  Shortcut for multiplying numbers by 11
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  Multiplying numbers with 25 (3 lessons)

  Shortcut for multiplying numbers by 25
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  Multiplying numbers with 5 (3 lessons)

  Shortcut for multiplying numbers by 5
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  Squaring numbers ending with 5 (3 lessons)

  Shortcut for squaring numbers ending with 5
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  Subtracting from multiples of 10 (3 lessons)

  Shortcut for subtracting from multiples of 10