$\"\"$

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The repeating decimal is $\"\"$ .

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Let $\"\"$ and this is equation one. Here repeating decimal 7.

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So, multiply each side by 10.

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$\"\"$

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$\"\"$

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Equation 1: $\"\"$

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Equation 2: $\"\"$

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Subtract equation 1 from equation 2.

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$\"\"$ $\"\"$

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Divide each side by 9.

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$\"\"$

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Cancel common terms.

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$\"\"$ .

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The fraction form of repeating decimal $\"\"$ is $\"\"$ . $\"\"$

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The repeating decimal is $\"\"$ .

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Let $\"\"$ and this is equation one. Here repeated decimals 2.

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So, multiply each side by 100.

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$\"\"$

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$\"\"$

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Equation 1: $\"\"$

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Equation 2: $\"\"$

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Subtract equation 1 from equation 2.

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$\"\"$ $\"\"$

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Divide each side by 99.

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$\"\"$

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$\"\"$

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Cancel common terms.

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$\"\"$ .

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The fraction form of repeating decimal $\"\"$ is $\"\"$ . $\"\"$

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(a) The fraction form of repeating decimal $\"\"$ is $\"\"$ and

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(b) the fraction form of repeating decimal $\"\"$ is $\"\"$ .