Oblicz: a) 3*1 i 2/5 b) 2*8 i 1/3 c) 8*3 i 2/9 d) 2 7/8 *3 e) 2 2/5* 3 Pomocy !!!!!!!
3*1 2/5=3*7/5=21/5=4 1/52*8 1/3=2*25/3=50/3=16 2/38*3 2/9=8*29/9=232/9=25 7/92 7/8*3=23/8*3=69/8=8 5/82 2/5*3=12/5*3=36/5=7 1/5
prosze bardzo,licze na naj
a)
b)
c)
d)
e)
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3*1 2/5=3*7/5=21/5=4 1/5
2*8 1/3=2*25/3=50/3=16 2/3
8*3 2/9=8*29/9=232/9=25 7/9
2 7/8*3=23/8*3=69/8=8 5/8
2 2/5*3=12/5*3=36/5=7 1/5
prosze bardzo,licze na naj
a)
b)
c)
d)
e)