FractionAnswer1: Difference between revisions

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<h2>Answer is a Fraction</h2>
{{historical}}


== [http://test.webwork.maa.org/webwork2/Problem_Authoring_Techniques/ Try it out] ==
<p style="font-size: 120%;font-weight:bold">This problem has been replaced with [https://openwebwork.github.io/pg-docs/sample-problems/Algebra/FractionAnswer.html a newer version of this problem]</p>
 
 
 
<h2>Answer is a Fraction  - [https://testcourses.webwork.maa.org/webwork2/Problem_Authoring_Techniques/T-PP-Algebra/1 <font size=-1> Try the problem in WeBWorK </font> ]</h2>


[[File:FractionAnswer1.png|300px|thumb|right|Click to enlarge]]
[[File:FractionAnswer1.png|300px|thumb|right|Click to enlarge]]
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This PG code shows how to write a question in which the answer must be a fraction (rational number).
This PG code shows how to write a question in which the answer must be a fraction (rational number).
</p>
</p>
* Download file: [[File:FractionAnswer1.txt]] (change the file extension from txt to pg when you save it)
<!--* File location in OPL: [https://github.com/openwebwork/webwork-open-problem-library/blob/master/OpenProblemLibrary/FortLewis/Authoring/Templates/Algebra/FractionAnswer1.pg FortLewis/Authoring/Templates/Algebra/FractionAnswer1.pg] -->
* File location in NPL: <code>FortLewis/Authoring/Templates/Algebra/FractionAnswer1.pg</code>
* PGML location in OPL: [https://github.com/openwebwork/webwork-open-problem-library/blob/master/OpenProblemLibrary/FortLewis/Authoring/Templates/Algebra/FractionAnswer1_PGML.pg FortLewis/Authoring/Templates/Algebra/FractionAnswer1_PGML.pg]


<br clear="all" />
<br clear="all" />
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<tr valign="top">
<tr valign="top">
<th> PG problem file </th>
<th style="width: 50%"> PG problem file </th>
<th> Explanation </th>
<th> Explanation </th>
</tr>
</tr>
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DOCUMENT();
DOCUMENT();


loadMacros(
loadMacros('PGstandard.pl','MathObjects.pl','contextFraction.pl',
"PGstandard.pl",
  'PGML.pl','PGcourse.pl');
"MathObjects.pl",
"contextFraction.pl",
"AnswerFormatHelp.pl",
);


TEXT(beginproblem());
TEXT(beginproblem());
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<td style="background-color:#ffffdd;border:black 1px dashed;">
<td style="background-color:#ffffdd;border:black 1px dashed;">
<pre>
<pre>
Context("Fraction-NoDecimals");
Context('Fraction-NoDecimals');


$answer = Compute("3/2");
$answer = Compute('3/2');
</pre>
</pre>
</td>
</td>
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Context("LimitedProperFraction");
Context("LimitedProperFraction");
</pre>  
</pre>  
For the differences among these, see the POD documentation [http://webwork.maa.org/pod/pg_TRUNK/macros/contextFraction.pl.html contextFraction.pl.html]
For the differences among these, see the POD documentation [http://webwork.maa.org/pod/pg/macros/contextFraction.html contextFraction.pl]
</p>
</p>
</td>
</td>
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<td style="background-color:#ffdddd;border:black 1px dashed;">
<td style="background-color:#ffdddd;border:black 1px dashed;">
<pre>
<pre>
Context()->texStrings;
BEGIN_PGML
BEGIN_TEXT
Simplify [` \displaystyle \frac{6}{4} `].
Simplify \( \displaystyle \frac{6}{4} \).
 
$BR
Answer = [_______________]{$answer->cmp(
$BR
  studentsMustReduceFractions=>1,
Answer =
  reduceFractions=>1,
\{ ans_rule(20) \}
  allowMixedNumbers=>0,
\{ AnswerFormatHelp("fractions") \}
  )}
END_TEXT
 
Context()->normalStrings;
[@ helpLink('fractions') @]*
END_PGML
</pre>
</pre>
<td style="background-color:#ffcccc;padding:7px;">
<td style="background-color:#ffcccc;padding:7px;">
<p>
<p>
<b>Main Text:</b>
<b>Main Text:</b>
There are many context flags that control how fraction answers are checked.  See the POD documentation [http://webwork.maa.org/pod/pg/macros/contextFraction.html contextFraction.pl]
</p>
</p>
</td>
</td>
</tr>
</tr>


<!-- Answer evaluation section -->


<tr valign="top">
<td style="background-color:#eeddff;border:black 1px dashed;">
<pre>
$showPartialCorrectAnswers = 1;
ANS( $answer->cmp(
  studentsMustReduceFractions=>1,
  reduceFractions=>1,
  allowMixedNumbers=>0,
  )
);
</pre>
<td style="background-color:#eeccff;padding:7px;">
<p>
<b>Answer Evaluation:</b>
There are many context flags that control how fraction answers are checked.  See the POD documentation [http://webwork.maa.org/pod/pg_TRUNK/macros/contextFraction.pl.html contextFraction.pl.html]
</p>
</p>
</td>
</td>
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<td style="background-color:#ddddff;border:black 1px dashed;">
<td style="background-color:#ddddff;border:black 1px dashed;">
<pre>
<pre>
 
BEGIN_PGML_SOLUTION
Context()->texStrings;
Solution explanation goes here.
BEGIN_SOLUTION
END_PGML_SOLUTION
${PAR}SOLUTION:${PAR}
Factor and cancel to obtain
\( \displaystyle $answer \)
END_SOLUTION
Context()->normalStrings;


ENDDOCUMENT();
ENDDOCUMENT();

Latest revision as of 09:37, 18 July 2023

This article has been retained as a historical document. It is not up-to-date and the formatting may be lacking. Use the information herein with caution.

This problem has been replaced with a newer version of this problem


Answer is a Fraction - Try the problem in WeBWorK

Click to enlarge

This PG code shows how to write a question in which the answer must be a fraction (rational number).


Templates by Subject Area

PG problem file Explanation

Problem tagging data

Problem tagging: 

DOCUMENT();

loadMacros('PGstandard.pl','MathObjects.pl','contextFraction.pl',
  'PGML.pl','PGcourse.pl');

TEXT(beginproblem());

Initialization: 

Context('Fraction-NoDecimals');

$answer = Compute('3/2');

Setup: The macro contextFraction.pl provides four contexts: 

Context("Fraction");
Context("Fraction-NoDecimals");
Context("LimitedFraction");
Context("LimitedProperFraction");

For the differences among these, see the POD documentation contextFraction.pl 

BEGIN_PGML
Simplify [` \displaystyle \frac{6}{4} `].

Answer = [_______________]{$answer->cmp(
  studentsMustReduceFractions=>1,
  reduceFractions=>1,
  allowMixedNumbers=>0, 
  )}

[@ helpLink('fractions') @]*
END_PGML

Main Text: There are many context flags that control how fraction answers are checked. See the POD documentation contextFraction.pl 

BEGIN_PGML_SOLUTION
Solution explanation goes here.
END_PGML_SOLUTION

ENDDOCUMENT();

Solution:

Templates by Subject Area

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