Działania na ułamkach zwykłych
Uzupełnij :
a) 3/5 =?/15
2/9 = ..?./36
b) 1 4/7 = 1 ?./35
2 5/12 = 2 ?/60
c) 25/45 =? /9
32/40= ?/5
d) 4 24/36 =4 2/?
5 30/40 = 5 5/?3
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2/9 = ..8./36
b) 1 4/7 = 1 20./35
2 5/12 = 2 25/60
c) 25/45 =5 /9
32/40= 4/5
d) 4 24/36 =4 2/3
5 30/40 = ----> w tym przykładzie coś nie tak napisane
może powinno być 5 30/40 = 5 3/4?
2/9= 8/36
14/7= 1 i 25/35
25/12 = 2 i 5/60
25/45= 5/9
32/40=4/5