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Add 84/21 and 6/30

1st number: 4 0/21, 2nd number: 6/30

84/21 + 6/30 is 21/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 30 is 210
  2. For the 1st fraction, since 21 × 10 = 210,
    84/21 = 84 × 10/21 × 10 = 840/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    6/30 = 6 × 7/30 × 7 = 42/210
  4. Add the two fractions:
    840/210 + 42/210 = 840 + 42/210 = 882/210
  5. 882/210 simplified gives 21/5
  6. So, 84/21 + 6/30 = 21/5
    In mixed form: 41/5

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