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6
6
[f)
lamp off
7
6
@
lamp on
8
2
9
12
@
lamp off
Note
:
When 12 at step 9 is equal to a dividend 12* in above expression, the
calculation is correct.
When a number 10 is entered by mistake instead of 12 at step 3, the number
10 is displayed at step 9. As the number 10 should be a dividend 12*, we can
find that quotient 5 is not correct
.
5.
Rou nding
off (Multiplication and
Division)
*
Capacity:
Same as for Multiplication and Division
Ex. 5-1
0.14285 x 7
=
0.99995
Rounding off to the 5th decimal place (Multiplication)
Steps:
Operation
Display
Note
1
Red
@.
Round off dial
2
3
CD
.14285
0
0.14285
4
@
0.14285
@
lamp on
5
6
I
I
7
@
7
1.0000
@
lamp off (rounded off)
Ex. 5-2
5 -:- 9
=
0.55555 . . . . Rounding off to the 5th decimal place (Division)
Steps:
!
Operation
Display
Note
1
Red
(!).
Round off dial
2
CD
0
3
I
5
5
12
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