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Add 45/24 and 72/70

1st number: 1 21/24, 2nd number: 1 2/70

45/24 + 72/70 is 813/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 70 is 840

    Next, find the equivalent fraction of both fractional numbers with denominator 840
  2. For the 1st fraction, since 24 × 35 = 840,
    45/24 = 45 × 35/24 × 35 = 1575/840
  3. Likewise, for the 2nd fraction, since 70 × 12 = 840,
    72/70 = 72 × 12/70 × 12 = 864/840
  4. Add the two like fractions:
    1575/840 + 864/840 = 1575 + 864/840 = 2439/840
  5. 2439/840 simplified gives 813/280
  6. So, 45/24 + 72/70 = 813/280
    In mixed form: 2253/280

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