Alex has a
string with nine
Finced dices with one number written
on each of them. The numbers are
in the order

Alex has a
string with nine
Finced dices with one number written
on each of them. The numbers are
in the order a 8 7 6 5 4 3 21.
He has another set of dices with
plus singine on them and another
with minus signs. He has to place
the Dices with signs in between the
ones with numbers so that he gete
100 as the answer. He can’t chang
the order of the numbered dices
what is the least number of
Dices with signes the needs to get
100.
b)
a)
c) 9​