Question

subtract the sum of 5 / 9 and minus 2 /3 from the sum of 7/ 12 and minus 5 /2.​

Answer 1

Answer:

Over dependency of smartphone can leads to addiction, means although there is no real need's communication, still hope to have constant communication with outside through social network. ... Students who are addicted to smartphones not only distract themselves from studies, but also damage their interpersonal skills.