Subtract 2 3/8 − 1 2/8

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1 answer

To subtract the mixed numbers \(2 \frac{3}{8}\) and \(1 \frac{2}{8}\), follow these steps:

  1. Convert the mixed numbers to improper fractions:

    • For \(2 \frac{3}{8}\): \[ 2 \frac{3}{8} = \frac{2 \times 8 + 3}{8} = \frac{16 + 3}{8} = \frac{19}{8} \]
    • For \(1 \frac{2}{8}\): \[ 1 \frac{2}{8} = \frac{1 \times 8 + 2}{8} = \frac{8 + 2}{8} = \frac{10}{8} \]
  2. Now subtract the two improper fractions: \[ \frac{19}{8} - \frac{10}{8} = \frac{19 - 10}{8} = \frac{9}{8} \]

  3. Convert the result back to a mixed number: \[ \frac{9}{8} = 1 \frac{1}{8} \]

Therefore, \(2 \frac{3}{8} - 1 \frac{2}{8} = 1 \frac{1}{8}\).