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Add 9/20 and 70/64

1st number: 9/20, 2nd number: 1 6/64

9/20 + 70/64 is 247/160.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 64 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 20 × 16 = 320,
    9/20 = 9 × 16/20 × 16 = 144/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    70/64 = 70 × 5/64 × 5 = 350/320
  4. Add the two like fractions:
    144/320 + 350/320 = 144 + 350/320 = 494/320
  5. 494/320 simplified gives 247/160
  6. So, 9/20 + 70/64 = 247/160
    In mixed form: 187/160

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