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Add 49/64 and 20/70

49/64 + 20/70 is 471/448.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 70 is 2240

    Next, find the equivalent fraction of both fractional numbers with denominator 2240
  2. For the 1st fraction, since 64 × 35 = 2240,
    49/64 = 49 × 35/64 × 35 = 1715/2240
  3. Likewise, for the 2nd fraction, since 70 × 32 = 2240,
    20/70 = 20 × 32/70 × 32 = 640/2240
  4. Add the two like fractions:
    1715/2240 + 640/2240 = 1715 + 640/2240 = 2355/2240
  5. 2355/2240 simplified gives 471/448
  6. So, 49/64 + 20/70 = 471/448
    In mixed form: 123/448

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