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Add 40/70 and 28/45

40/70 + 28/45 is 376/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 45 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    40/70 = 40 × 9/70 × 9 = 360/630
  3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
    28/45 = 28 × 14/45 × 14 = 392/630
  4. Add the two like fractions:
    360/630 + 392/630 = 360 + 392/630 = 752/630
  5. 752/630 simplified gives 376/315
  6. So, 40/70 + 28/45 = 376/315
    In mixed form: 161/315

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