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Add 42/20 and 90/14

1st number: 2 2/20, 2nd number: 6 6/14

42/20 + 90/14 is 597/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 14 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    42/20 = 42 × 7/20 × 7 = 294/140
  3. Likewise, for the 2nd fraction, since 14 × 10 = 140,
    90/14 = 90 × 10/14 × 10 = 900/140
  4. Add the two fractions:
    294/140 + 900/140 = 294 + 900/140 = 1194/140
  5. 1194/140 simplified gives 597/70
  6. So, 42/20 + 90/14 = 597/70
    In mixed form: 837/70

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