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Add 72/10 and 4/64

1st number: 7 2/10, 2nd number: 4/64

72/10 + 4/64 is 581/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 64 is 320

    Next, find the equivalent fraction of both fractional numbers with denominator 320
  2. For the 1st fraction, since 10 × 32 = 320,
    72/10 = 72 × 32/10 × 32 = 2304/320
  3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
    4/64 = 4 × 5/64 × 5 = 20/320
  4. Add the two like fractions:
    2304/320 + 20/320 = 2304 + 20/320 = 2324/320
  5. 2324/320 simplified gives 581/80
  6. So, 72/10 + 4/64 = 581/80
    In mixed form: 721/80

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