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Add 40/45 and 40/70

40/45 + 40/70 is 92/63.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 45 × 14 = 630,
    40/45 = 40 × 14/45 × 14 = 560/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    40/70 = 40 × 9/70 × 9 = 360/630
  4. Add the two like fractions:
    560/630 + 360/630 = 560 + 360/630 = 920/630
  5. 920/630 simplified gives 92/63
  6. So, 40/45 + 40/70 = 92/63
    In mixed form: 129/63

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