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Add 70/15 and 42/49

1st number: 4 10/15, 2nd number: 42/49

70/15 + 42/49 is 116/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 49 is 735
  2. For the 1st fraction, since 15 × 49 = 735,
    70/15 = 70 × 49/15 × 49 = 3430/735
  3. Likewise, for the 2nd fraction, since 49 × 15 = 735,
    42/49 = 42 × 15/49 × 15 = 630/735
  4. Add the two fractions:
    3430/735 + 630/735 = 3430 + 630/735 = 4060/735
  5. 4060/735 simplified gives 116/21
  6. So, 70/15 + 42/49 = 116/21
    In mixed form: 511/21

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