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Add 20/90 and 8/35

20/90 + 8/35 is 142/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 35 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    20/90 = 20 × 7/90 × 7 = 140/630
  3. Likewise, for the 2nd fraction, since 35 × 18 = 630,
    8/35 = 8 × 18/35 × 18 = 144/630
  4. Add the two like fractions:
    140/630 + 144/630 = 140 + 144/630 = 284/630
  5. 284/630 simplified gives 142/315
  6. So, 20/90 + 8/35 = 142/315

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