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Add 5/4 and 20/70

1st number: 1 1/4, 2nd number: 20/70

5/4 + 20/70 is 43/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 70 is 140
  2. For the 1st fraction, since 4 × 35 = 140,
    5/4 = 5 × 35/4 × 35 = 175/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    20/70 = 20 × 2/70 × 2 = 40/140
  4. Add the two fractions:
    175/140 + 40/140 = 175 + 40/140 = 215/140
  5. After reducing the fraction, the answer is 43/28
  6. In mixed form: 115/28

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