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Finger Fun
"Zzero, do you know how to multiply with your fingers?"
"Of course. I pick up a pencil and paper with my fingers, write the numbers and then write the answers."
No, silly, I meant with only your fingers. See, here’s how you multiply by 9 With your 10 fingers.
- Try this
Stretch out your fingers.
To calculate 9 X 1, bend finger number 1. Count the number of fingers on either side of the bent finger. 0 and 9. So 9 is your answer.
9x2. Bend finger 2. One finger on the left, 8 on the right of bent finger. Answer is 18
9x3. Bend finger 3.
Answer=27
4x9 Bend finger 4.
Answer=36
5x9 Bend finger 5.
Answer=45
14
