Предмет: Математика, автор: gulzina83

помагите пожалуста зарание спасибо

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Автор ответа: garydi92

$\frac{1}{7}+ \frac{1}{4} =\frac{4+7}{28} \\\\\frac{1}{3}+ \frac{1}{8} =\frac{8+3}{24} \\\\\frac{1}{3} +\frac{1}{2} =\frac{2+3}{6} \\\\\frac{1}{6}+ \frac{1}{7}= \frac{7+6}{42}$

Автор ответа: aisulu1616

1/7+1/4=4+7/28
1/3+1/8=8+3/24
1/3+1/2=2+3/6
1/6+1/7=7+6/42

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