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Add 25/16 and 7/40

1st number: 1 9/16, 2nd number: 7/40

25/16 + 7/40 is 139/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 40 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    25/16 = 25 × 5/16 × 5 = 125/80
  3. Likewise, for the 2nd fraction, since 40 × 2 = 80,
    7/40 = 7 × 2/40 × 2 = 14/80
  4. Add the two like fractions:
    125/80 + 14/80 = 125 + 14/80 = 139/80
  5. So, 25/16 + 7/40 = 139/80
    In mixed form: 159/80

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