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ICSE Class 7 Answered

How to solve subtraction on rational numbers -6/13_(_7/15)  
Asked by harshaagarwal83.7spicertl | 20 May, 2020, 10:18: AM
answered-by-expert Expert Answer
begin mathsize 16px style fraction numerator negative 6 over denominator 13 end fraction minus open parentheses fraction numerator negative 7 over denominator 15 end fraction close parentheses LCM left parenthesis 13 comma 15 right parenthesis space equals space 195 equals fraction numerator negative 6 cross times 15 over denominator 13 cross times 15 end fraction minus open parentheses fraction numerator negative 7 cross times 13 over denominator 15 cross times 13 end fraction close parentheses equals fraction numerator negative 90 plus 91 over denominator 195 end fraction equals 1 over 195 end style
Answered by Yasmeen Khan | 20 May, 2020, 02:02: PM

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