Ajutati ma va rog REPEDE 22 PUNCTE
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Răspuns:
a)|-1,4|=1,4>5/4 《=》1,4>1,25
b)1)-20+35/28=15/28(am adus la cmmc al nr. 7 si 4.
2)-14/10×(-5/7)=14/10×5/7=1
3)-5/7 ÷5/4= -5/7×4/5=-4/7