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Add 64/7 and 98/20

1st number: 9 1/7, 2nd number: 4 18/20

64/7 + 98/20 is 983/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 20 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 7 × 20 = 140,
    64/7 = 64 × 20/7 × 20 = 1280/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    98/20 = 98 × 7/20 × 7 = 686/140
  4. Add the two like fractions:
    1280/140 + 686/140 = 1280 + 686/140 = 1966/140
  5. 1966/140 simplified gives 983/70
  6. So, 64/7 + 98/20 = 983/70
    In mixed form: 143/70

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