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Add 10/8 and 90/70

1st number: 1 2/8, 2nd number: 1 20/70

10/8 + 90/70 is 71/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 70 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 8 × 35 = 280,
    10/8 = 10 × 35/8 × 35 = 350/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    90/70 = 90 × 4/70 × 4 = 360/280
  4. Add the two like fractions:
    350/280 + 360/280 = 350 + 360/280 = 710/280
  5. 710/280 simplified gives 71/28
  6. So, 10/8 + 90/70 = 71/28
    In mixed form: 215/28

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