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Tuesday, November 12, 2019 ..:: Fraction Decimal Equivalents ::..   Login
 Fraction-Decimal Equivalents Minimize

MEMORIZE the following fraction decimal equivalents:

1/2  =  0.5

1/3  =  0.333...... or use bar notation ¯ placed over the repeating digit (s)

1/4  = 0.25

1/5  = 0.2

2/3  = 0.666........ or use bar notation  ¯ placed over the repeating digit (s)

3/4  = 0.75

1/8  = 0.125

3/8  = 0.375

5/8  = 0.625

7/8  = 0.875

TRICK for the 9ths,  the numerator becomes the repeating digit of the decimal

1/9  = 0.111........ or use bar notation  ¯ placed over the repeating digit (s)

2/9  = 0.222........ or use bar notation  ¯ placed over the repeating digit (s)

4/9  = 0.444........ or use bar notation  ¯ placed over the repeating digit (s)

5/9  = 0.555........ or use bar notation  ¯ placed over the repeating digit (s)

7/9  = 0.777........ or use bar notation  ¯ placed over the repeating digit (s)

8/9  = 0.888........ or use bar notation  ¯ placed over the repeating digit (s)

1/10 = 0.1

2/10 = 0.2

3/10 = 0.3

4/10 = 0.4

5/10 = 0.5

6/10 = 0.6

7/10 = 0.7

8/10 = 0.8

9/10 = 0.9

10/10  = 1.0

TRICK for the 11ths, multiply the numerator by 9; two digits will repeat!

1/11 = 0.0909....... or use bar notation  ¯ placed over the repeating digit (s)

2/11 = 0.1818........or use bar notation  ¯ placed over the repeating digit (s)

3/11 = 0.2727........or use bar notation  ¯ placed over the repeating digit (s)

4/11 = 0.3635....... or use bar notation  ¯ placed over the repeating digit (s)

22/7 = 3.1415 .....pi

 


    
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