Digit Cards

A simple guide to the ten digits — the foundation of arithmetic.

Start anywhere. Build understanding step by step.

Where to find more about the 'Famous Ten'

The links below will provide more information ~

About

• About this site
• Why digits? Why cards?

• History ~ a brief guide to this enormous subject
• Stuff that applies to all the digits
• Digits and numbers ~ there is a difference
• 0 more about zero, nought, nothing.
• 1 the universal abstraction for some 'thing' ~ but what?
• 2 you understand one 'thing' now you have another 'thing'
• 3 for some people three does not exist - ouch - ?
• 4 as per 'three' - unless you understand the system
• 5 see above...ditto...
• 6 see above...ditto...
• 7 see above...ditto...
• 8 see above...ditto...
• 9 someone, long ago, decided 'that's enough'

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