Ответы на вопрос:
15 2/5+(5,6-1 1/7*4,48)= 15 2/5+(5,6-8/7*4,48)=15 2/5+(5,6-8/7*448/100)= 15 2/5+(5,6-8*448/(7*100))= 15 2/5+(5,6-3584/700)= 15 2/5+(56/10 - 3584/700)= 15 2/5+(56*70/(10*70) - 3584/700)= 15 2/5+(3920/700 - 3584/700)= 15 2/5+(3920- 3584)/700))= 15 2/5+336/700= 15 2/5+336/700= 15 2/5+84/175= 77/5+84/175= 77*35/(5*35)+84/175= 2695/175 +84/175= 2779/175= 15 154/175 (15 целых 154/175)
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