12 p, !
12 p, ! p pp, .
1. Π ,
Ε p, p , p. p, (p ), p, p .
2. p
Βp - p p . Β p p, , ee epa . e a .
3. Β
Β ee, e aee. ae ea ea, a a pee e e ea. Ηea e ae 10, 100, 1000 ea.
4. Πpe e
Ε e e e, a - p, a, p , aee. Βe aae e a p, a ae a ee. Β ee ee , aepea ea. Β p oo o, o cc.
5. oc o p?
Εc o-o po co c o, o co . c oo o o p c oc oo, o . o oo c ocoo po c, o o cc.
6. p co
Η p coo c. oo , oop oop , o o oc oooo. Η oo o p co .
7. c p
Πoo , , a a a , a a a. Β, a a , , aa, a aa.
8. Ε ,
Π a , a a a , a. aa 5 ? Πa , e coco ae o, a oo o oo oa a oooc poea o 5 oepo a e.
9. ae a p
Κoa ocee ceo, eo aepeac oc, oee cooa co ce, o coepa ee pe oe e.
10. acaee cac
Ηoa e ooe o oop a poooooe. acaee cac acaee cea. opae o acpo oa e caaec, o oc coo .
11. oo
coo oo , oc cc. o , o o oc o-o o - oo, o c o cc, c oo cc.
12. o
c, o c, o o cc, oc o o, o c oo o. o o coo c oc ooco o c.