Understanding the Graphical Method of Multiplication

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    Multiplication
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SUMMARY

The discussion centers on the graphical method of multiplication, which visually represents the long multiplication process. This technique involves multiplying each digit of the numbers independently and summing the results based on their place values. Participants confirm that the graphical method yields the same results as traditional long multiplication, providing a visual aid to enhance understanding of the multiplication process.

PREREQUISITES
  • Understanding of basic multiplication concepts
  • Familiarity with place value in numbers
  • Knowledge of long multiplication techniques
  • Ability to interpret graphical representations of mathematical operations
NEXT STEPS
  • Explore the principles of visual learning in mathematics
  • Research alternative multiplication methods, such as the lattice method
  • Study the historical development of multiplication techniques
  • Watch instructional videos on the graphical method of multiplication for deeper insights
USEFUL FOR

Students learning multiplication, educators seeking innovative teaching methods, and anyone interested in enhancing their mathematical visualization skills.

gabrown
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I have just watched a very interesting way of multiplying 2 numbers together, but i wonder if anyone could explain to me why it works.

here is the link

Calculating technique - 5min - Video


cheers

gabrown
 
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gabrown said:
I have just watched a very interesting way of multiplying 2 numbers together, but i wonder if anyone could explain to me why it works.

here is the link

Calculating technique - 5min - Video

If you examine what the method is doing, it is multiplying each digit independently and then summing up the ones, the tens, and the hundreds place.

It is the same process as long multiplication, just graphically instead of numerically. Seriously, do the problem side by side and you will see exactly the same numbers at each step.
 

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