03 Íàéäèòå çíà÷åíèå âûðàæåíèÿ  `+`(`/`(3, 5), -`/`(1, 4)). 

ÐÅØÅÍÈÅ 

 

3/5-1/4 

http://www.wolframalpha.com/input/?i=3%2F5-1%2F4 

ÎÒÂÅÒ 

0.35