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Add 80/90 and 63/16

1st number: 80/90, 2nd number: 3 15/16

80/90 + 63/16 is 695/144.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 16 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 90 × 8 = 720,
    80/90 = 80 × 8/90 × 8 = 640/720
  3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
    63/16 = 63 × 45/16 × 45 = 2835/720
  4. Add the two like fractions:
    640/720 + 2835/720 = 640 + 2835/720 = 3475/720
  5. 3475/720 simplified gives 695/144
  6. So, 80/90 + 63/16 = 695/144
    In mixed form: 4119/144

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