Объяснение:
|5/6|+|-9/14|=5/6+9/14=(35+27)/42=
=62/42=31/21=1 10/21
|-5 7/8|-|-3 5/6|=5 7/8-3 5/6=
=47/8-23/6=(141-92)/24=49/24=2 1/24
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Объяснение:
|5/6|+|-9/14|=5/6+9/14=(35+27)/42=
=62/42=31/21=1 10/21
|-5 7/8|-|-3 5/6|=5 7/8-3 5/6=
=47/8-23/6=(141-92)/24=49/24=2 1/24