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Add 98/7 and 72/20

1st number: 14 0/7, 2nd number: 3 12/20

98/7 + 72/20 is 88/5.

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,
    98/7 = 98 × 20/7 × 20 = 1960/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    72/20 = 72 × 7/20 × 7 = 504/140
  4. Add the two like fractions:
    1960/140 + 504/140 = 1960 + 504/140 = 2464/140
  5. 2464/140 simplified gives 88/5
  6. So, 98/7 + 72/20 = 88/5
    In mixed form: 173/5

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