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Add 40/72 and 54/70

40/72 + 54/70 is 418/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 70 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 72 × 35 = 2520,
    40/72 = 40 × 35/72 × 35 = 1400/2520
  3. Likewise, for the 2nd fraction, since 70 × 36 = 2520,
    54/70 = 54 × 36/70 × 36 = 1944/2520
  4. Add the two like fractions:
    1400/2520 + 1944/2520 = 1400 + 1944/2520 = 3344/2520
  5. 3344/2520 simplified gives 418/315
  6. So, 40/72 + 54/70 = 418/315
    In mixed form: 1103/315

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