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Add 9/15 and 72/70

1st number: 9/15, 2nd number: 1 2/70

9/15 + 72/70 is 57/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 15 × 14 = 210,
    9/15 = 9 × 14/15 × 14 = 126/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    72/70 = 72 × 3/70 × 3 = 216/210
  4. Add the two like fractions:
    126/210 + 216/210 = 126 + 216/210 = 342/210
  5. 342/210 simplified gives 57/35
  6. So, 9/15 + 72/70 = 57/35
    In mixed form: 122/35

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