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Add 42/5 and 90/16

1st number: 8 2/5, 2nd number: 5 10/16

42/5 + 90/16 is 561/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 16 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 5 × 16 = 80,
    42/5 = 42 × 16/5 × 16 = 672/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    90/16 = 90 × 5/16 × 5 = 450/80
  4. Add the two like fractions:
    672/80 + 450/80 = 672 + 450/80 = 1122/80
  5. 1122/80 simplified gives 561/40
  6. So, 42/5 + 90/16 = 561/40
    In mixed form: 141/40

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