somdragraham53 somdragraham53
  • 04-01-2015
  • English
contestada

subtract the fractions and simplify the answer 78/9-53/5

Respuesta :

kaybae369
kaybae369 kaybae369
  • 04-01-2015
1) get the denominators to be the same:
78/9x5= 390/45. 53/5x9= 477/45.

2)subtract the fractions:
390/45 - 477/45= 87/45

3)find the highest common denominator:
common denominator: 3
87/3= 29
45/3= 15

answer: 29/15


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