![Page 1: Key Terms Fraction كسر Ascending تصاعدي Numerator اﻟﺒﺴﻂ Descending تنازلي Denominator قاسم Greater Than أكبر من Less Than أقل من Equal ﻳﺴﺎوي](https://reader036.vdocuments.net/reader036/viewer/2022081514/5a4d1b467f8b9ab0599a34ae/html5/thumbnails/1.jpg)
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Key TermsKey TermsFraction كسر
Ascending تصاعدي
Numerator البسط
Descending تنازلي
Denominator قاسم
Greater Than أكبرمنLess Than أقل منEqual يساويLeast Common Denominator (LCD)اصغرقاسم مشترك
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To compare (قارن) fractions you can draw a picture or
use the “Butterfly” method.
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43
65<
Draw (رسم ) a pictureUse >, <, or =.
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Use >, <, or =.
53
32
9 10<
<
“Butterfly” method
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Use >, <, or =.
103
41
12 10>
>
“Butterfly” method
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To order (النظام) fractions you can draw a picture or use the Least Common Denominator
(LCD).
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43
65
Draw a pictureAscending Order: least to greatest
21
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43
21
65
Put the fractions in Ascending Order.
, ,
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One way to compare or order fractions is to
express them with the same denominator.
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Any common denominator could be used. But the
Least Common Denominator (LCD)
makes the computation easier.
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The Least Common Denominator is the
Least Common Multiple of the denominators.
LCD = LCM
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Use LCDList the fractions in Descending Order (from greatest to least).
32,
95,
127,
61
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Find the LCD
Step 1: Find the LCM of the denominators
32,
95,
127,
61
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6: 6, 12, 18, 24, 30, 36, 42, 48…
LCD = 36
Find the LCD:
12: 12, 24, 36, 48 …9: 9, 18, 27, 36, 45 …
3: 3, 6, 9, 12, 15, 18, 21, 24,
27, 30, 33, 36 …
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Step 2: Write equivalent fractions.
61
36x 6
x 6 6 127
36x 3
x 3 21
95
36x 4
x 4 20 32
36x 12
x 1224
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G LStep 3: Compare the numerators
61
36 6
127
3621
95
3620
32
3624
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Descending Order In order from greatest to
least
61,
95,
127,
32
Now you’re
ready!!