Oblicz:
a) 3 5/12+1 2/5=
b) 10 1/8+2 1/6+1/4=
c) 9 17/30+14 11/24=
d) 2 1/8+6 3/7+5 8/21=
e) 9 7/16-6 9/20=
f) 5 1/18-4 11/24=
g) 4 1/24-3 17/40=
h) 4 1/5+2 1/6-3 17/40=
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a) 4 7/12
b) 12 6/8
c) 23 28/30
d) 147 5/36
e)3 2/16
f) 10/18
g) 6/24
h) 2 15/40
jak dobrze to dobrze