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Add 35/90 and 72/84

35/90 + 72/84 is 157/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 84 is 1260
  2. For the 1st fraction, since 90 × 14 = 1260,
    35/90 = 35 × 14/90 × 14 = 490/1260
  3. Likewise, for the 2nd fraction, since 84 × 15 = 1260,
    72/84 = 72 × 15/84 × 15 = 1080/1260
  4. Add the two fractions:
    490/1260 + 1080/1260 = 490 + 1080/1260 = 1570/1260
  5. 1570/1260 simplified gives 157/126
  6. So, 35/90 + 72/84 = 157/126
    In mixed form: 131/126

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