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Add 30/9 and 40/70

1st number: 3 3/9, 2nd number: 40/70

30/9 + 40/70 is 82/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 9 × 70 = 630,
    30/9 = 30 × 70/9 × 70 = 2100/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    40/70 = 40 × 9/70 × 9 = 360/630
  4. Add the two like fractions:
    2100/630 + 360/630 = 2100 + 360/630 = 2460/630
  5. 2460/630 simplified gives 82/21
  6. So, 30/9 + 40/70 = 82/21
    In mixed form: 319/21

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