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Add 9/45 and 2/7

9/45 + 2/7 is 17/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 7 is 315
  2. For the 1st fraction, since 45 × 7 = 315,
    9/45 = 9 × 7/45 × 7 = 63/315
  3. Likewise, for the 2nd fraction, since 7 × 45 = 315,
    2/7 = 2 × 45/7 × 45 = 90/315
  4. Add the two fractions:
    63/315 + 90/315 = 63 + 90/315 = 153/315
  5. 153/315 simplified gives 17/35
  6. So, 9/45 + 2/7 = 17/35

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