Question

Subtract:
7 1/9- 6 1/10
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Answer 1

Answer:

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Step-by-step explanation:

$7 \frac{1}{9} - 6 \frac{1}{10} \\ \\ \frac{9 \times 7 + 1}{9} - \frac{10 \times 6 + 1}{10} \\ \\ \frac{64}{9} - \frac{61}{10} \\ \\ taking \: \: lcm \\ \\ \frac{64 \times 10}{9 \times 10} - \frac{61 \times 9}{10 \times 9} \\ \\ = \: \: \frac{640}{90} - \frac{549}{90} \\ \\ = \: \: \frac{91}{90}\\ \\= \: \: 1 \frac{1}{90}$