Объяснение:
(3/4 + 2 3/8) • 25,8= (6/8+ 2 3/8) • 25,8= 2 9/8 • 25,8= 25/8 • 25 8/10= 25/8• 25 4/5= 25/8 • 129/5=
80 5/8
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Объяснение:
(3/4 + 2 3/8) • 25,8= (6/8+ 2 3/8) • 25,8= 2 9/8 • 25,8= 25/8 • 25 8/10= 25/8• 25 4/5= 25/8 • 129/5=
80 5/8