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Add 60/40 and 70/18

1st number: 1 20/40, 2nd number: 3 16/18

60/40 + 70/18 is 97/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 18 is 360
  2. For the 1st fraction, since 40 × 9 = 360,
    60/40 = 60 × 9/40 × 9 = 540/360
  3. Likewise, for the 2nd fraction, since 18 × 20 = 360,
    70/18 = 70 × 20/18 × 20 = 1400/360
  4. Add the two fractions:
    540/360 + 1400/360 = 540 + 1400/360 = 1940/360
  5. 1940/360 simplified gives 97/18
  6. So, 60/40 + 70/18 = 97/18
    In mixed form: 57/18

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