Răspuns:
a) - 0,2(313) < - 0,23
-0,2(313) = - 0,2313313
b) - 7/7 < - 2/3
- 7/7 = - 1
- 2/3 = - 0,(6)
- 1 < - 0,(6)
c) (- 1 2/3)² < 5 1/7
(- 1 2/3)² = (- 5/3)² = 25/9 = 2,(7)
5 1/7 = (5x7+1)/7 = 36/7 = 5,14
2,7 < 5,14
d) 4,(4) < 70/9
4,(4) = 4,44444
70/9 = 7,77777
4,(4) < 7,(7)
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