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Add 20/8 and 42/45

1st number: 2 4/8, 2nd number: 42/45

20/8 + 42/45 is 103/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 45 is 360
  2. For the 1st fraction, since 8 × 45 = 360,
    20/8 = 20 × 45/8 × 45 = 900/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    42/45 = 42 × 8/45 × 8 = 336/360
  4. Add the two fractions:
    900/360 + 336/360 = 900 + 336/360 = 1236/360
  5. 1236/360 simplified gives 103/30
  6. So, 20/8 + 42/45 = 103/30
    In mixed form: 313/30

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