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Add 20/5 and 35/42

1st number: 4 0/5, 2nd number: 35/42

20/5 + 35/42 is 29/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 42 is 210
  2. For the 1st fraction, since 5 × 42 = 210,
    20/5 = 20 × 42/5 × 42 = 840/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    35/42 = 35 × 5/42 × 5 = 175/210
  4. Add the two fractions:
    840/210 + 175/210 = 840 + 175/210 = 1015/210
  5. 1015/210 simplified gives 29/6
  6. So, 20/5 + 35/42 = 29/6
    In mixed form: 45/6

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