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Add 40/64 and 7/20

40/64 + 7/20 is 39/40.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 64 × 5 = 320,
    40/64 = 40 × 5/64 × 5 = 200/320
  3. Likewise, for the 2nd fraction, since 20 × 16 = 320,
    7/20 = 7 × 16/20 × 16 = 112/320
  4. Add the two like fractions:
    200/320 + 112/320 = 200 + 112/320 = 312/320
  5. 312/320 simplified gives 39/40
  6. So, 40/64 + 7/20 = 39/40

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