Question

ajutati ma si pe mn la tot testul de evaluare​

Answer 1

Răspuns:

1.

1/5-(3/20-1/12)-(5/6-49/60)=

1/5-(9/60-5/60)-(50/60-49/60)

1/5-4/60-1/60=12/60-4/60-1/60=7/60

2. 3/98,3/61,8/25,3/14

3. 1212/1313-1313/1717=1212/1717

4. 11011/12012-12012/17017=11011/17017