" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
d)=8/7*4/3-28/5*10/56=32/21-140/56=256/168-420/168= -164/168= -41/42
e)=6/2*7/4-11/4*4/2=42/8-11/2=42/8-44/8= -2/8= -1/4
f)=5 1/2* 2 1/2*2 1/2*2 1/2=11/2*5/2*5/2*5/2=85 15/16
Mam nadzieje, że pomogłam ;)
=39/12+304/12=343/12=28 7/12
d)1 1/7*1 1/3-5 3/5*10/56=8/7*4/3-28/5*10/56(skracasz 28 i 56 przez 28)(skracasz 5 i
10 przez 5)=32/21-2/2=64/42-42/42=22/42=11/21
e)5 1/2*1 3/4-2 3/4*3 1/2=11/2*7/4-11/2*7/2=77/8-77/8=0
f)5,5*2 1/2*2,5*2 1/2=55/10*5/2*25/10*5/2(skróć 10 i 5 przez 5)=55/4*25/4=1375/16=
=85 15/16