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Add 4/63 and 8/40

4/63 + 8/40 is 83/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 40 is 2520
  2. For the 1st fraction, since 63 × 40 = 2520,
    4/63 = 4 × 40/63 × 40 = 160/2520
  3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
    8/40 = 8 × 63/40 × 63 = 504/2520
  4. Add the two fractions:
    160/2520 + 504/2520 = 160 + 504/2520 = 664/2520
  5. 664/2520 simplified gives 83/315
  6. So, 4/63 + 8/40 = 83/315

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