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Add 9/90 and 98/70

1st number: 9/90, 2nd number: 1 28/70

9/90 + 98/70 is 3/2.

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,
    9/90 = 9 × 7/90 × 7 = 63/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    98/70 = 98 × 9/70 × 9 = 882/630
  4. Add the two like fractions:
    63/630 + 882/630 = 63 + 882/630 = 945/630
  5. 945/630 simplified gives 3/2
  6. So, 9/90 + 98/70 = 3/2
    In mixed form: 11/2

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