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Add 20/70 and 70/64

1st number: 20/70, 2nd number: 1 6/64

20/70 + 70/64 is 309/224.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 2240
  2. For the 1st fraction, since 70 × 32 = 2240,
    20/70 = 20 × 32/70 × 32 = 640/2240
  3. Likewise, for the 2nd fraction, since 64 × 35 = 2240,
    70/64 = 70 × 35/64 × 35 = 2450/2240
  4. Add the two like fractions:
    640/2240 + 2450/2240 = 640 + 2450/2240 = 3090/2240
  5. 3090/2240 simplified gives 309/224
  6. So, 20/70 + 70/64 = 309/224
    In mixed form: 185/224

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