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Ajutor va rog pls!!!

Ajutor Va Rog Pls class=

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Teodoraalbei
a)6,0-2,5=3,5
b)3/4-7/10+3/2=(15-14+30)/10=31/10
c)0,6+0,08=0,68
d)5/2-1/5·5/4=5/2-1/4=9/4
e)o,o1+1,6=1,61
f)1/4·5+1,5=5/4+1,5=11/4
g)5/2(4/3+7/10)=5/2·61/30=61/12
h)1/2+2/3:4/9=1/2+2/3·9/4=1/2+3/2=4/2=2

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