pick the first letter of the alphabet

• a

• b

• c

• d

the second letter

• b

• c

• d

• e

the third...

• c

• d

• e

• f

the fourth

• d

• e

• f

• g

the fifth

• e

• f

• g

• h

the sixth

• f

• g

• h

• i

the 7th

• g

• h

• i

• j

the 8th

• h

• i

• j

• k

3 = 1 + 1+ 1+0

• true

• false

pick what = 2

• 1 + 1 =

• 0 + 4887331268818393282773483728819383838 =

• 10 - 8 =

• 222 - 220 =