Question

Oblicz: 1,2 + 5/6 = 4,8 - 1 i 1/3 = 33,3 + 1/3 - 1,25 = 2,25 - 1 i 1/3 - 1,5 =

Answer 1

1,2 + 5/6 =12/10+5/6=6/5+5/6=36/30+25/30=61/30=2 1/30

 4,8 - 1 i 1/3 =48/10-4/3=24/5-4/3=72/15-20/15=52/15=3  7/15

 33,3 + 1/3 - 1,25 =333/10+1/3-5/4=3996/120+40/120-150/120=

=3886/120=32  46/120=32  23/60

 2,25 - 1 i 1/3 - 1,5 =5/4-4/3-3/2=15/12-16/12-18/12=-19/12=-1 7/12

 

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