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А)
35 17/35 + 14 8/21 = ?
Б)
23 13/15 - 15 9/20 = ?
В)
44 - 4 7/9 = ?
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А)
35 17/35 + 14 8/21 = ?
Б)
23 13/15 - 15 9/20 = ?
В)
44 - 4 7/9 = ?
———————
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Ответ:
А)
35 17/35 + 14 8/21 = 35 51/105 + 14 40/105=49 91/105
Б)
23 13/15 - 15 9/20 = 23 52/60 - 15 27/60=8 25/60
В)
44 - 4 7/9 = 43 9/9 - 4 7/9=39 2/9