Oblicz :
a) 2,6 + 1 2/3
b ) 1 3/5 + 3,25
c) 1,5 * 1 4/5
d) 0,058 * 100
e) (0,2) do potęgi 3
f) 1 5/8 : 3,25
* znak razy ;)
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a)4,26666667
b)4,85
c)2,7
d)5,8
e)0,008
prosze o naj
a) 2,6 + 1 2/3 = 2 3/5 + 1 2/3 =2 9/15 + 1 10/15 = 3 19/15 = 4 4/15
b ) 1 3/5 + 3,25 = 1 3/5 + 3 1/4 = 4 12/20 + 5/20 = 4 17/20
c) 1,5 * 1 4/5 = 3/2 * 9/4 = 27/8 = 3 3/8
d) 0,058 * 100 = 5,8
e) (0,2) do potęgi 3 = 0,008
f) 1 5/8 : 3,25 = 13/8 : 3 1/4 = 13/8 : 13/4 = 13/8 * 4/13 =1/2