Ответ:7
Пошаговое объяснение:
1) 1. 2/5+7/10=4/10+7/10= 11/10
2. 8/15×1 3/8= 8/15×11/8=1/5×29299×((¥÷£÷¥20#0'¥#(#(#(#(0202020202020202020
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Ответ:7
Пошаговое объяснение:
1) 1. 2/5+7/10=4/10+7/10= 11/10
2. 8/15×1 3/8= 8/15×11/8=1/5×29299×((¥÷£÷¥20#0'¥#(#(#(#(0202020202020202020