Casio FX-180PA Manual page 18

7-5 Fraction calculations
'The display capacity as a traction, whether entry or result, is limited to a max. 3 digits
for each integer, numerator or denominator part and at the same time to a max. 8 digits
in the sum of each part. When an answer exceeds the above capacity, it is automatically
converted to the decimal scale.
A fraction can be transferred to the memory.
'When a fraction is extracted, the answer is displayed as a decimal.
'A press of ® key after the Ø key converts the fraction answer to the decimal scale.
46 x(3å+13)=79 =
4Q5~6O~3®1®4p1®2 3•••0®7O8
9Ø
4 3 1
25 +q-1 2 =
(1.5x10')-)(2.5x106)x
100)
2®4®5p3®4Q
1®1®2Ø
105
0 7Q2050Ø603®1O0Ø
3j7.568.
3.012323944
3j7.568.
3.j1L20.
3.55
2~1i20.
14925000.
'During a fraction calculation, a figure is reduced to the lowest terms by pressing a func-
tion command key (CI Q, 0 or ®) or the Ø key if the figure is reducible.
3
~8
= 8-- -
~13 (Reduction)
3f1i456®78
Ø
3~456~78.
8.11~13.
'By pressing
fraction.
® continuously, the displayed value will be converted to the improper
Continuing from above
11513.
12 32
4.15.
12®45O
45 56
— 32-105.
32®56Ø
'The answer in a calculation performed between a fraction and a decimal is displayed
as a decimal.
52
x78.9= 41®520
78O9Ø
41 ,52.
62.20961538
.17.