Oblicz:
a)1/3-0,1=
b)1/2+0.308=
c)2,71-2/5=
d)1/4*0,4=
e)2/7*0,3=
f)1[3/4]:0,1=
g)0,6:3/4=
PLIS POTRZEBUJE SZYBKO!!!
a)1/3-0,1= 1/3 - 1/10 = 10/30 - 3/10 = - 7/10
b)1/2+0.308= 0,5 + 0,308 = 0,808
c)2,71-2/5= 2,71 - 2,5 = 0,21
d)1/4*0,4= 1/4 * 4/10 = 4/40
e)2/7*0,3= 2/7 * 3/10 = 6/70
f)1[3/4]:0,1= 1 3/4 : 1/10 = 7/4 * 10/1 = 70/4
g)0,6:3/4= 6/10 : 3/4 = 6/10 * 4/3 = 24/30
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a)1/3-0,1= 1/3 - 1/10 = 10/30 - 3/10 = - 7/10
b)1/2+0.308= 0,5 + 0,308 = 0,808
c)2,71-2/5= 2,71 - 2,5 = 0,21
d)1/4*0,4= 1/4 * 4/10 = 4/40
e)2/7*0,3= 2/7 * 3/10 = 6/70
f)1[3/4]:0,1= 1 3/4 : 1/10 = 7/4 * 10/1 = 70/4
g)0,6:3/4= 6/10 : 3/4 = 6/10 * 4/3 = 24/30