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Add 70/42 and 21/98

1st number: 1 28/42, 2nd number: 21/98

70/42 + 21/98 is 79/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 98 is 294
  2. For the 1st fraction, since 42 × 7 = 294,
    70/42 = 70 × 7/42 × 7 = 490/294
  3. Likewise, for the 2nd fraction, since 98 × 3 = 294,
    21/98 = 21 × 3/98 × 3 = 63/294
  4. Add the two fractions:
    490/294 + 63/294 = 490 + 63/294 = 553/294
  5. 553/294 simplified gives 79/42
  6. So, 70/42 + 21/98 = 79/42
    In mixed form: 137/42

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