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Add 1/45 and 21/7

1st number: 1/45, 2nd number: 3 0/7

1/45 + 21/7 is 136/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 7 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 45 × 7 = 315,
    1/45 = 1 × 7/45 × 7 = 7/315
  3. Likewise, for the 2nd fraction, since 7 × 45 = 315,
    21/7 = 21 × 45/7 × 45 = 945/315
  4. Add the two like fractions:
    7/315 + 945/315 = 7 + 945/315 = 952/315
  5. 952/315 simplified gives 136/45
  6. So, 1/45 + 21/7 = 136/45
    In mixed form: 31/45

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