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Add 21/5 and 10/70

1st number: 4 1/5, 2nd number: 10/70

21/5 + 10/70 is 152/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 70 is 70
  2. For the 1st fraction, since 5 × 14 = 70,
    21/5 = 21 × 14/5 × 14 = 294/70
  3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
    10/70 = 10 × 1/70 × 1 = 10/70
  4. Add the two fractions:
    294/70 + 10/70 = 294 + 10/70 = 304/70
  5. 304/70 simplified gives 152/35
  6. So, 21/5 + 10/70 = 152/35
    In mixed form: 412/35

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