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"Minus – Subtraction<br>" +
"Plus – Addition<br>" +
"Multiply – Multiplication<br>" +
"Divide - Division<\/p>" +
"<p>&nbsp;<\/p>" +
"        <\/td>  " +
"	  <\/tr>  " +
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"  <tr>" +
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"    <td bgcolor=\""+ryan_content_cell_color+"\"><p><br>" +
"You may have calculated like this:<br><br>" +
"(14.5 + 25.5) + (21) + (2 + 98) = 40 + 21 + 100 = 161<\/p>" +
"    <p>&nbsp;<\/p><p>&nbsp;<\/p>" +

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" <br>  Usually the first alternative is the best when using addition.<BR>1.	Increase one term and decrease the other.<\/p>" +
"      <p>&nbsp;<\/p>" +
"      <p>&nbsp;<\/p>" +
"    <p>&nbsp;<\/p>    " +

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"  <tr>" +
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"      <br>Normally alternative 2 and 3 is the best with subtraction.<\/p>" +
"      <p>&nbsp;<\/p>" +
"      <p>&nbsp;<\/p>" +
"  " +
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"    <td bgcolor=\""+ryan_content_cell_color+"\"><p><BR>Maybe you think like:<br>" +
"19 &#8729; 7 = (20 &#8729; 7) -7 = 140 &ndash; 7 = 133<br>" +
"<br>or<br><BR>" +
"19 &#8729; 7 = (10 &#8729; 7) + (9 &#8729; 7) =&nbsp;  70 + 63 = 133<br>" +
"<br>or?<\/p>" +
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"   <br> Usually, it is best to increase one factor and decrease the other.<\/p>" +
"      <p>&nbsp;<\/p>" +
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"   <br>For division, alternative 2 and 3 are usually the best, in other words, to decrease or increase both the numerator and the denominator.<br>" +
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"    <td bgcolor=\""+ryan_content_cell_color+"\">2 and 3 are prime numbers." +
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"    <td bgcolor=\""+ryan_content_cell_color+"\">  96 = 2<b><sup>5<Sup<\/><\/b>" +
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"      6 is a perfect number.<BR>" +
"      Its divisors (besides itself) are <BR>1 + 2 + 3 = 6<BR><BR>" +
"      12 is an abundant number.<BR>" +
"      Its divisors (besides itself) are  <BR>1 + 2 + 3 + 4 + 6 = 16<BR>" +
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"Hopefully, you can do this and get the answer 200.9." +
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"       2<b><sup>6<\/sup><\/b>, 4<b><sup>3<\/sup><\/b>, 8<sup>2<\/sup> and 64<sup>1<\/sup><\/p>" +
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"  <tr>" +
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"     Maybe you can think of the number of zeros being equal to the exponent.<br>" +
"      100&nbsp;000&nbsp;000 = 10<sup>8<\/sup><\/p><\/td>" +
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"      4.385 &#8729; 10<b><sup>3<\/sup><\/b> = 4.385 &#8729; 1,000 = 4,385" +
"     <br><BR> Answer: 4,385" +
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"    <td bgcolor=\""+ryan_content_cell_color+"\"><p>0.00765 = 765/100,000 = 765 &middot; 10<sup>-5<\/sup> = 7.65 &middot; 10<sup>-3<\/sup>&nbsp;&nbsp;&nbsp; <br><br>" +
"     Answer: 7.65 &middot; 10<sup>-3<\/sup><\/td>" +
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"    <td bgcolor=\""+ryan_content_cell_color+"\"><p> If the factors have the same base, you get the product by keeping the same base and adding the exponents." +
"     <br> Answer: a<b><sup>b<\/sup><b\/> &#8729; a<b><sup>c<\/sup><b\/> = a<b><sup>b+c<\/sup><b\/><\/td>" +
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"  <tr>" +
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"   When dividing powers with the same base, subtract the exponents. In other words, the denominator’s (dividend) exponent minus the numerator’s (divisor) exponent.<br>" +
"<br>Answer: a<b><sup>b<\/sup><b\/> &divide; a<b><sup>c<\/sup><b\/> = a<b><sup>b-c<\/sup><b\/>" +
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"  <tr>" +
"    <td bgcolor=\"#ffff99\">&nbsp;<\/td>" +
"    <td bgcolor=\""+ryan_content_cell_color+"\">When multiplying two powers with the same exponent, you will get a product with the same exponent and the bases are multiplied by each other." +
"      <p>Answer: ac &middot; &nbsp;bc = (a&#8729;b)c<\/p>" +
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"      <br>When dividing powers with the same exponent, the quotient will have the same exponent and the bases will be divided by each other.<br>" +
"     <br>Answer: a<b><sup>c<\/b><\/sup> &divide; &nbsp;b<b><sup>c<\/b><\/sup> = (a/b)<b><sup>c<\/b><\/sup><\/p>  <\/td>" +
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"  <tr>" +
"    <td bgcolor=\"#ffff99\">&nbsp;<\/td>" +
"    <td bgcolor=\""+ryan_content_cell_color+"\">In a power of a power, the exponents are multiplied by each other." +
"    <br><br>Answer: (ab)<b><sup>c<\/b><\/sup>  = a<b><sup>b &middot; c<\/b><sup\/>" +
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"    <td bgcolor=\"#ffff99\">&nbsp;<\/td>" +
"    <td bgcolor=\""+ryan_content_cell_color+"\">1. 10<SUP>-1</SUP> - 10<SUP>-2</SUP> = 0.1 - 0.01 = 0.09<BR>" +
"      2. 10<SUP>-3</SUP> + 10<SUP>-1</SUP> = 0.001 + 0.1 = 0.101" +
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"  <\/tr>" +
"  <tr>" +
"    <td bgcolor=\"#ffff99\">&nbsp;<\/td>" +
"    <td bgcolor=\""+ryan_content_cell_color+"\"><br>By testing:<br>" +
"      2<b><sup>2<\/sup><\/b> = 4 &nbsp; and 3<b><sup>2<\/sup><\/b> = 9 <br>"+
"(2.2)<b><sup>2<\/sup><\/b> = 4.84 <br>"+
" (2.24)<b><sup>2<\/sup><\/b> = 5.0176<br> "+
" (2.23)<b><sup>2<\/sup><\/b> = 4.9727<br>" +
"      <br>With the calculator:<br>" +
"  &radic;5&asymp; 2.236067977<br>" +
"        (2.236067977)<b><sup>2<\/sup><\/b> = 4.999999998<br><br>" +
"      Answer: 2.236067977&hellip; "+
"<\/td>" +
"  <\/tr>" +
"<\/table>";




var ror7_1__1 = new CT_Hint(220, 180, 2,"", true, 10, 10,
	ror7_1__1_html, box_color, "", "test1tree",
	{
		width : 1, color : "black"
	}, false, 2,"", 0,disappear_time, 0
);
ror7_1__1.create();




var ror8_2__1_html =
"<table width=\"100%\" height=\"100%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\">" +
"  <tr>" +
"    <td width=\"3%\" bgcolor=\""+ryan_svar_cell_color+"\">&nbsp;<\/td>" +
"    <td width=\"97%\" bgcolor=\""+ryan_svar_cell_color+"\"><strong>Answer<\/strong><\/td>" +
"  <\/tr>" +
"  <tr>" +
"    <td bgcolor=\"#ffff99\">&nbsp;<\/td>" +
"    <td bgcolor=\""+ryan_content_cell_color+"\">" +
"        <p class=\"style1\">Hopefully, the same result.<\/td>" +
"  <\/tr>" +
"<\/table>";


var ror8_2__1 = new CT_Hint(160, 50, 2,"", true, 10, 10,
	ror8_2__1_html, box_color, "", "test1tree",
	{
		width : 1, color : "black"
	}, false, 2,"", 0,disappear_time, 0
);
ror8_2__1.create();




var ror8_4__1_html =
"<table width=\"100%\" height=\"100%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\">" +
"  <tr>" +
"    <td width=\"3%\" bgcolor=\""+ryan_svar_cell_color+"\">&nbsp;<\/td>" +
"    <td width=\"97%\" bgcolor=\""+ryan_svar_cell_color+"\"><strong>Answer<\/strong><\/td>" +
"  <\/tr>" +
"  <tr>" +
"    <td bgcolor=\"#ffff99\">&nbsp;<\/td>" +
"    <td bgcolor=\""+ryan_content_cell_color+"\"> <br>" +
"      No, the distribution law does not apply for division with addition or subtraction.<\/p>  <\/td>" +
"  <\/tr>" +
"<\/table>";


var ror8_4__1 = new CT_Hint(240, 60, 2,"", true, 10, 10,
	ror8_4__1_html, box_color, "", "test1tree",
	{
		width : 1, color : "black"
	}, false, 2,"", 0,disappear_time, 0
);
ror8_4__1.create();


//-->


