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Add 9/70 and 42/40

1st number: 9/70, 2nd number: 1 2/40

9/70 + 42/40 is 33/28.

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,
    9/70 = 9 × 4/70 × 4 = 36/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    42/40 = 42 × 7/40 × 7 = 294/280
  4. Add the two like fractions:
    36/280 + 294/280 = 36 + 294/280 = 330/280
  5. 330/280 simplified gives 33/28
  6. So, 9/70 + 42/40 = 33/28
    In mixed form: 15/28

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