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Add 84/90 and 98/70

1st number: 84/90, 2nd number: 1 28/70

84/90 + 98/70 is 7/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    84/90 = 84 × 7/90 × 7 = 588/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    98/70 = 98 × 9/70 × 9 = 882/630
  4. Add the two like fractions:
    588/630 + 882/630 = 588 + 882/630 = 1470/630
  5. 1470/630 simplified gives 7/3
  6. So, 84/90 + 98/70 = 7/3
    In mixed form: 21/3

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