Japanese Math Lines video
How can you multiply 2 digit numbers by 2 digit numbers without using a calculator. This is a great Japanese math trick.
Or choose one of the following related Math videos:
2 digit multiplication Grade 4
This video uses a great trick to multiply 2 digit numbers rapidly. Very creative way of multiplying. Great video for grade 4 and up.
This video uses a great trick to multiply 2 digit numbers rapidly. Very creative way of multiplying. Great video for grade 4 and up.
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