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The speed and
convenie
nce with which you can arrive at a
Solution
to
a problem is
unparalleled.
Vou will find that
fewer
mistakes
occur when compu tations are easier
to
make.
You will also find
yoursei
f
performing
calculations
you
did
nOt do
bef
ore.
They
fa
ll
into
Thr
ee categor
ies:
firsT,
Those
calculations in your own
field
that were
avoided
in
favor ot an educated guess. The ability to
perlorm complex calculations whereV(!
r
you are and what
-
ever me situation will enhance your prolessional staTu re.
The
second
category
consists
of calculations indirectly
related to
your
pro fessio
n
-
computing
the
return on
an
inveslment,
reconciling
your bank account, pursuing your
hobby
with professional precision, etc. The
last
categOfY
contains thO$!! expioratOfY calculations that you do for
lun.
They
arise
when
someone
asks
"Old
you
know ...
?".
For
exampl
e,
did you know
th
ai one cubic
mile of air weighs more
than
5
million
tons?
Did you know that a man running a 4--minute mile turns
100
yards in a little mo re man 13.6 seconds?
Did
you
know that 355/ 113
is an excellent
approxi
-
mation to n?
ii
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