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Add 40/5 and 90/84

1st number: 8 0/5, 2nd number: 1 6/84

40/5 + 90/84 is 127/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 5 × 84 = 420,
    40/5 = 40 × 84/5 × 84 = 3360/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    90/84 = 90 × 5/84 × 5 = 450/420
  4. Add the two like fractions:
    3360/420 + 450/420 = 3360 + 450/420 = 3810/420
  5. 3810/420 simplified gives 127/14
  6. So, 40/5 + 90/84 = 127/14
    In mixed form: 91/14

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