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Add 45/3 and 90/70

1st number: 15 0/3, 2nd number: 1 20/70

45/3 + 90/70 is 114/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 3 × 70 = 210,
    45/3 = 45 × 70/3 × 70 = 3150/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    90/70 = 90 × 3/70 × 3 = 270/210
  4. Add the two like fractions:
    3150/210 + 270/210 = 3150 + 270/210 = 3420/210
  5. 3420/210 simplified gives 114/7
  6. So, 45/3 + 90/70 = 114/7
    In mixed form: 162/7

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