Question

0,75 +1 supra 2 :2 =?

Answer 1

$\frac{0,75+1}{2:2} = \frac{1,75}{1} =1,75$

Answer 2

0,75+1/2 /2
⇒75/100+1/2 /2
⇒75/100+50/100 /2
⇒125/100 /2
⇒125/100 ·1/2
⇒125/200
⇒25/40
⇒5/8⇒fractie ordinara ireductibila;