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Add 70/7 and 98/8

1st number: 10 0/7, 2nd number: 12 2/8

70/7 + 98/8 is 89/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 8 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 7 × 8 = 56,
    70/7 = 70 × 8/7 × 8 = 560/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    98/8 = 98 × 7/8 × 7 = 686/56
  4. Add the two like fractions:
    560/56 + 686/56 = 560 + 686/56 = 1246/56
  5. 1246/56 simplified gives 89/4
  6. So, 70/7 + 98/8 = 89/4
    In mixed form: 221/4

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