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Add 45/32 and 21/70

1st number: 1 13/32, 2nd number: 21/70

45/32 + 21/70 is 273/160.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 70 is 1120

    Next, find the equivalent fraction of both fractional numbers with denominator 1120
  2. For the 1st fraction, since 32 × 35 = 1120,
    45/32 = 45 × 35/32 × 35 = 1575/1120
  3. Likewise, for the 2nd fraction, since 70 × 16 = 1120,
    21/70 = 21 × 16/70 × 16 = 336/1120
  4. Add the two like fractions:
    1575/1120 + 336/1120 = 1575 + 336/1120 = 1911/1120
  5. 1911/1120 simplified gives 273/160
  6. So, 45/32 + 21/70 = 273/160
    In mixed form: 1113/160

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