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Multiplication Strategies: Solving 8 x 6 Using a Table

Khan AcademyJune 2, 20252 min2,594 views
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Understanding the Multiplication Table

  • 🎯 The video focuses on a partially completed multiplication table, specifically up to the four times tables, to solve for 8 * 6.
  • πŸ’‘ It highlights that 8 * 6 is equivalent to 6 * 8, and the solution can be found in the intersection of the 8th row and 6th column (or vice versa).

Strategy 1: Doubling Known Multiples

  • βž• The known value of 4 * 6 = 24 is used as a starting point.
  • πŸš€ Since 8 is double 4, the solution for 8 * 6 can be found by doubling 24 (24 + 24), which equals 48.

Strategy 2: Extending Columns

  • πŸ“ˆ Alternatively, one can extend the column for multiples of 8.
  • 🧠 Starting from 8 * 5 = 40 (implied or known), adding 8 yields 8 * 6 = 48.
  • πŸ’‘ Similarly, extending the column for multiples of 6 by adding 6 to known values (e.g., 24 + 6 = 30, 30 + 6 = 36, etc.) can also lead to the solution.
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7 entities
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What’s Discussed

Multiplication TableMultiplication StrategiesCommutative PropertyArithmetic PatternsProblem SolvingElementary Math
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