9
• A negative exponent does not need to be in
parentheses.
sin 4.56
✕
10
-8
4.56
8
• Example 1: 3
✕
(4
✕
10
-7
) = 1.2
✕
10
-6
3
4
7
• Example 2: 2
✕
(3
✕
4) = 14
2
3
4
• You can omit the
at the end of an expression if
the next key you press is
.
Calculations with Fractions
• A value is automatically displayed in decimal
format if the total number of digits of the fraction
(i num denom semicolon)
is greater than 10.
• Example 1:
• Example 2:
• Example 3:
6
9
• Example 4:
+
1.8 = 2.05
1
4
1.8
• A calculation involving a fraction and a decimal
generally yields a decimal result.
1
3
2
5
11
˼
15
3
1
2
2
3
4
6
˼
1
˼
4
1
3
---
2
5
---
+
11
15
------
=
3
1
2
---
2
3
4
---
+
6
1
4
---
=
6
9
---
2
3
---
=
1
4
---
