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Add 70/72 and 15/10

1st number: 70/72, 2nd number: 1 5/10

70/72 + 15/10 is 89/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 10 is 360
  2. For the 1st fraction, since 72 × 5 = 360,
    70/72 = 70 × 5/72 × 5 = 350/360
  3. Likewise, for the 2nd fraction, since 10 × 36 = 360,
    15/10 = 15 × 36/10 × 36 = 540/360
  4. Add the two fractions:
    350/360 + 540/360 = 350 + 540/360 = 890/360
  5. 890/360 simplified gives 89/36
  6. So, 70/72 + 15/10 = 89/36
    In mixed form: 217/36

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