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Add 18/3 and 21/49

1st number: 6 0/3, 2nd number: 21/49

18/3 + 21/49 is 45/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 49 is 147
  2. For the 1st fraction, since 3 × 49 = 147,
    18/3 = 18 × 49/3 × 49 = 882/147
  3. Likewise, for the 2nd fraction, since 49 × 3 = 147,
    21/49 = 21 × 3/49 × 3 = 63/147
  4. Add the two fractions:
    882/147 + 63/147 = 882 + 63/147 = 945/147
  5. 945/147 simplified gives 45/7
  6. So, 18/3 + 21/49 = 45/7
    In mixed form: 63/7

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