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Add 49/70 and 3/40

49/70 + 3/40 is 31/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    49/70 = 49 × 4/70 × 4 = 196/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    3/40 = 3 × 7/40 × 7 = 21/280
  4. Add the two like fractions:
    196/280 + 21/280 = 196 + 21/280 = 217/280
  5. 217/280 simplified gives 31/40
  6. So, 49/70 + 3/40 = 31/40

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