A slow, but very interesting way to do multiplication. I suppose the trick is to visualise the lines in intersections in your head.
How do japanese multiply?? (by 15XG)
1 month ago • 0 notesA slow, but very interesting way to do multiplication. I suppose the trick is to visualise the lines in intersections in your head.
How do japanese multiply?? (by 15XG)
1 month ago • 0 notes