A great number guessing trick

Simon guessing fifth power roots.
Simon learned this from an older Simon on the Numberphile channel.

dsc_13961946954966.jpg

Simon also tried to develop his own system for guessing numbers cased on their squares, not completely unsuccessfully, one may say:

 

dsc_147236492652.jpg

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s