HP 10bII - Adding or Subtracting a Percent

Adding or Subtracting a Percent
You can add or subtract a percent in one calculation.
Example. Decrease 200 by 25%.
Keys: Display:
a000 200.00
a00
50.00
© 150.00
Description:
Enters 200.
Multiplies 200 by 0.25.
Subtracts 50 from 200.
Example. You borrow $1,250 from a relative, and you agree to repay the
loan in a year with 7% simple interest. How much money will you owe?
Keys: Display:
ФООФӘФЕ
8750
G
1,337.50
Percent
Change
Description:
Calculates loan interest.
Adds $87.50 and
$1,250.00 to show
repayment amount.
t= JJ Calculate the percent change between two numbers (m and
80000)
лә,
expressed
as
a
percent
of
m)
by
entering
лү
по,
then
press QED.
00220]
Example.
Calculate
the
percent
change
between
291.7
and
000097 3168.
Keys:
Display:
GX9xv
ode»
291.70
@OOQOOSES
8.60
Description:
Enters
m.
Calculates percent
change.
Example. Calculate the percent change between (12 X 5) and (65 + 18).
Keys: Display:
009006?
60.00
@OSOOSES
38.33
34 2: Business Percentages
Description:
Calculates and enters 74.
Calculates percent
change.