ca math 3.1 fractions and decimals. terminating decimal – when the conversion of a fraction to...
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![Page 1: CA Math 3.1 Fractions and Decimals. Terminating decimal – When the conversion of a fraction to decimals end with a remainder of zero. Writing Fractions](https://reader036.vdocument.in/reader036/viewer/2022082818/56649e7b5503460f94b7b924/html5/thumbnails/1.jpg)
CA Math
3.1Fractions and Decimals
![Page 2: CA Math 3.1 Fractions and Decimals. Terminating decimal – When the conversion of a fraction to decimals end with a remainder of zero. Writing Fractions](https://reader036.vdocument.in/reader036/viewer/2022082818/56649e7b5503460f94b7b924/html5/thumbnails/2.jpg)
Terminating decimal – When the conversion of a fraction to decimals end with a remainder of zero.
Writing Fractions as Decimals (review)
For example,Fraction Decimal
18
8 1.0000 1
8 20
2
1640
5
400
0.125
Terminates
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When the same block of digits in a decimal repeats without end, that is called a repeating decimal.
Writing Fractions as Decimals (review)
For example,Fraction Decimal
0.33
13
3 1.0000 3
91 0
3
910
3
91
...
The line on top of the number(s) is called bar notation. It means to repeat that block of number(s).
0.3
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Comparing Fractions
If you have a common denominator….
…then compare the numerator
If you do not have a common denominator….
• You can get a common denominator
Or• Do the heart method
4
5
3
5
2 1
5 4
8 5
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Comparing a Decimal and Fractions
You can turn them into decimals Or you can turn them into fractions
70.87
80.875
8 7.000
0.875 0.87
70.87
8
10.2
41 2
4 101 1
4 5
5 4
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Order From Least to Greatest
3 22 ,2.67,2
5 30.6
5 3.00.6
3 2.0
2.6,2.6,2.673 2
2 ,2 ,2.675 3
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Homework
• Page 98 (16-52) even