Commodore Plus 4 - Performing calculations; CHAPTER 6 Beginning BASIC Programming

PERFORMING To P^orm a calculation type PRINT and then the math problem.
CALCULATIONS Remerntjer not t0 Put tne problem in quotes.
Type this program:
NEW
10 PRINT 1^2. 2-1
20 PRINT 2 2, 4/2
RUN
3 1
4 2
use the slash on the 9 kev
u
For the first time. PRINT didn't print exactly what you typed in the
statement. Instead, your Plus'4 solved the calculations and PRINTed
the answers. All you have to do to use PRINT to calculate is omit the
quotation marks. Now try this.
NEW
10PRINT"2001'20l0"
20 PRINT 2 h 3
RUN
2001 2010
6
one space is left
for the answers sign
Since the calculation in line 10 is in quotes, your Plus*'4 just PRINTs the
problem as if it were regular text" exactly as it appears between the
quotation marks. The problem isn't solved, and no space is left for the
sign of the number I—
Now move the cursor back to line 10 and change the line to (his
3-1
don't forget the semicolon
RUN
2 3-1 =
If you want lo both PRINT the problem AND solve it you have to type
twice once in quotes and once out of quotes, like this1
this space is left for
the answer's sign
the
answer for line 20
stays the same
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