Wykonaj działania.a)1 1/3-1/3*6/7*14/15*5/4b)12 5/7-1/2/7+2 3/7c)135,4:10-0,0254*100d)24,2-4,2*(3,35.... Question from @824

November 2018 1 18 Report

Wykonaj działania.
a)1 1/3-1/3*6/7*14/15*5/4
b)12 5/7-1/2/7+2 3/7
c)135,4:10-0,0254*100
d)24,2-4,2*(3,35+1,65)
e)48,6:0.54*1/3+2/3
f)34,7-5,7:0,19

Daje 35 punktów !!

aneczka1598 A) 1 1/3-1/3*6/7*14/15*5/4=4/3+1/3=5/3=1 2/3
b) 12 5/7-1 2/7+2 3/7=89/7-9/7+17/7=97/7=13 6/7
c) 135,4:10-0,0254*100=1354/10:10-254/10000*100=1354/10*1/10-127/50=1354/100-127/50=1354/100-254/100=1100/100=11
d) 24,2-4,2*(3,35+1,65)=242/10-42/10*(335/100+165/100)=242/10-42/10*500/100=242/10-21/1=242/10-210/10=32/10=3,2
e) 48,6:0,54*1/3+2/3=486/10:54/100*1/3+2/3=486/10*100/54*1/3+2/3=30/1+2/3=90/3+2/3=92/3=30 2/3
f) 34,7-5,7:0,19=347/10-57/10:19/100=347/10-57/10*100/19=-1041

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