Esercizio n.249
@anna-supermath 👍👌🌷👍...felice Domenica
4/9 - (20+33-7)/12 + 26/9 -(-5+9-24)/12
(16-138+104+60)/(12*3)
42/36 = 7/6
(35-135+6)/30 -12/5 - (-8+15-90)/60 + 23/20
-47/15 -12/5 + 83/60 + 23/20
(-188-144+83+69)/60 =
-180/60 = -3
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