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Add 20/70 and 90/15

1st number: 20/70, 2nd number: 6 0/15

20/70 + 90/15 is 44/7.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 70 × 3 = 210,
    20/70 = 20 × 3/70 × 3 = 60/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    90/15 = 90 × 14/15 × 14 = 1260/210
  4. Add the two like fractions:
    60/210 + 1260/210 = 60 + 1260/210 = 1320/210
  5. 1320/210 simplified gives 44/7
  6. So, 20/70 + 90/15 = 44/7
    In mixed form: 62/7

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