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CBSE Class 7 Answered

How to convert the following into decimal how to convert
⅝  
 
7/12
 
13/20
 
21/25
Asked by madhukaran449 | 19 Jul, 2017, 07:16: PM
answered-by-expert Expert Answer
begin mathsize 16px style Fractions space to space Decimals colon 5 over 8 equals fraction numerator 5 cross times 125 over denominator 8 cross times 125 end fraction equals 625 over 1000 equals 0.625 7 over 12 equals 0.5833333... 13 over 20 equals fraction numerator 13 cross times 5 over denominator 20 cross times 5 end fraction equals 65 over 100 equals 0.65 fraction numerator begin display style 21 end style over denominator begin display style 25 end style end fraction equals fraction numerator begin display style 21 cross times 4 end style over denominator begin display style 25 cross times 4 end style end fraction equals fraction numerator begin display style 84 end style over denominator begin display style 100 end style end fraction equals 0.84 Fractions space to space Percentage colon fraction numerator begin display style 5 end style over denominator begin display style 8 end style end fraction cross times 100 percent sign equals 0.625 cross times 100 percent sign equals 62.5 percent sign fraction numerator begin display style 7 end style over denominator begin display style 12 end style end fraction cross times 100 percent sign equals 0.5833333... cross times 100 percent sign equals 58.33 percent sign fraction numerator begin display style 13 end style over denominator begin display style 20 end style end fraction cross times 100 percent sign equals 0.65 cross times 100 percent sign equals 65 percent sign fraction numerator begin display style 21 end style over denominator begin display style 25 end style end fraction cross times 100 percent sign equals 0.84 cross times 100 percent sign equals 84 percent sign end style
Answered by Rashmi Khot | 20 Jul, 2017, 09:43: AM

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