Błagam szybko na dzisiaj jest mi to potrzebne!!
Oblicz.
a)(-4)*2 i 1/8
b)-3 i 1/4 : 11
c)2 i 1/4:(-1 i 1/2)
d)-1.21+5.1
e)-3.24*(-0.2)
f)0.24:(-0.4)
g)2 i 3/4*(-0.5)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a) (-4)*2 1/8=-4*17/8=-17/2=-8,5
b) -3 1/4 : 11=-13/4:11=-13/4*1/11=-13/44
c) 2 1/4:(-1 1/2)=9/4:(-3/2)=9/4*(-2/3)=-3/2=-1,5
d) - 1,21+5,1=-121/100+51/10=-121/100+510/100=-389/100=-3,89
e) -3,24*(-0,2)=-324/100*(-2/10)=81/125
f) 0,24:(-0,4)=24/100:(-4/10)=24/100*(-4/10)=-3/5
g) 2 3/4*(-0,5)=11/4*(-5/10)=-55/40