Question

выполните рациональным способом 2) (21 22/35)+(5 17/21+24 4/21)

Answer 1

(21 22/35)+(5 17/21+24 4/21)=757/35+((5+24)+(17/24+4/24))=757/35+(29+41/42)=757/35+29 41/42=757/35+1259/42=10837/210=51 127/210