October 2018 2 20 Report

oblicz:

a)4/5*5/16=

b)6/35*14/9

c)8/15*25/12=

d)10/21*14/45=

e)6/11*14/9*22/7=

f)8/3*9/4*5/6=

g)14/39*5/10*13/.28=

h)7/36*16/5*9/28=

i)2 i 2/3*2 i 1/4=

j)1 i 2/7*4 i 2/3=

k)11 1/9*1 1/50=

l)2 i 1/16*2 i 2/11=

m)7/8:21/20=

n)22/13:121/52=

o)15/28:10/21=

p)62/15:93/25=

proszę o pomoc.. daję naj :*


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