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Add 45/10 and 84/7

1st number: 4 5/10, 2nd number: 12 0/7

45/10 + 84/7 is 33/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 7 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 10 × 7 = 70,
    45/10 = 45 × 7/10 × 7 = 315/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    84/7 = 84 × 10/7 × 10 = 840/70
  4. Add the two like fractions:
    315/70 + 840/70 = 315 + 840/70 = 1155/70
  5. 1155/70 simplified gives 33/2
  6. So, 45/10 + 84/7 = 33/2
    In mixed form: 161/2

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