Oblicz.Tam gdzie to możliwe, wyłącz z wyniku całości.
a) 5x2/7
b) 4x7/9
c)0x8/7
d)9X9/8
e)5X3/8
f) 1x4/5
g) 13x4/18
h)7x2/3
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a) 5x2/7=10/7=1 3/7
b) 4x7/9=28/9= 3 1/9
c)0x8/7=0
d)9X9/8=81/8=10 1/8
e)5X3/8=15/8=1 7/8
f) 1x4/5=4/5
g) 13x4/18=52/18=2 16/18=2 8/9
h)7x2/3=14/3=4 2/3
a) 5x2/7=10/7=1 3/7
b) 4x7/9=28/9=3 1/9
c)0x8/7=0
d)9X9/8=81/8=10 1/8
e)5X3/8=15/8=1 7/8
f) 1x4/5=4/5
g) 13x4/18=52/18=2 16/18=2 8/9
h)7x2/3=14/3=4 2/3