Question
रिक्त स्थानों को भरिए :$\frac7{10}-\square\;=\;\frac3{10}$
${x = \frac{7}{{10}} - \;\frac{3}{{10}} = \;\frac{{7 - 3}}{{10}} = \frac{4}{{10}} = \frac{{4 \div 2}}{{10\; \div 2}} = \frac{2}{5}}$
Thus, $\frac7{10}-\frac25\;=\;\frac3{10}$
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