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Add 70/45 and 2/20

1st number: 1 25/45, 2nd number: 2/20

70/45 + 2/20 is 149/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    70/45 = 70 × 4/45 × 4 = 280/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    2/20 = 2 × 9/20 × 9 = 18/180
  4. Add the two like fractions:
    280/180 + 18/180 = 280 + 18/180 = 298/180
  5. 298/180 simplified gives 149/90
  6. So, 70/45 + 2/20 = 149/90
    In mixed form: 159/90

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