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Add.\newline−910+710=-\frac{9}{10} + \frac{7}{10} = _____

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Add and subtract positive and negative fractionsright chevron icon

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Q. Add.\newline−910+710=-\frac{9}{10} + \frac{7}{10} = _____
  1. Identify common denominator: Step 11: Identify the common denominator for the fractions −910-\frac{9}{10} and 710\frac{7}{10}. Since both fractions already have the same denominator, we can directly add the numerators. Calculation: (−9)+7=−2(-9) + 7 = -2
  2. Add numerators: Step 22: Write the result as a fraction with the common denominator.\newlineCalculation: −210-\frac{2}{10}
  3. Write result as fraction: Step 33: Simplify the fraction −210-\frac{2}{10} to its lowest terms.\newlineCalculation: −210=−15-\frac{2}{10} = -\frac{1}{5}

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