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Add 72/49 and 40/90

1st number: 1 23/49, 2nd number: 40/90

72/49 + 40/90 is 844/441.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 90 is 4410

    Next, find the equivalent fraction of both fractional numbers with denominator 4410
  2. For the 1st fraction, since 49 × 90 = 4410,
    72/49 = 72 × 90/49 × 90 = 6480/4410
  3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
    40/90 = 40 × 49/90 × 49 = 1960/4410
  4. Add the two like fractions:
    6480/4410 + 1960/4410 = 6480 + 1960/4410 = 8440/4410
  5. 8440/4410 simplified gives 844/441
  6. So, 72/49 + 40/90 = 844/441
    In mixed form: 1403/441

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