This amazing multiplication trick possible has it's origins in Japan -although I have heard arguements it is a Vedic math trick.
Either way - this trick allows you to multiply two numbers quickly and accurately, using a handy visual method - lines.
This method does not use any multiplication tables, making it accessible to all learners.
Part 2 of this video (how to multiply using lines with fives and zeros) is here:
https://www.youtube.com/watch?v=kSUwRjy0rYI&list=PLjbxBzUM6SLkk-Pm6oDtvJc-lsM-xli_1&index=10
Arithmetic made simple!
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