Znajdź odwrotności liczb:
1
0,5
3,2
1,17
8,05
i jeszcze oblicz:
6i1/6+3i3/8= ?
6/7-5/6=?
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0,5 = 1/2 --- 2
3,2 = 3 1/5 = 16/5 --- 5/16
1,17 = 1 17/100 = 117/100 --- 100/117
8,05 = 8 1/20 = 161/20 --- 20/161
6 1/6 + 3 3/8 = 6 8/48 + 3 18/48 = 9 26/48 = 9 13/24
6/7 - 5/6 = 36/42 - 35/42 = 1/42
odwrotności 0,5 to 2
odwrotność 3,2 to
odwrotność 1,17 to
odwrotność 8,05 to