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Add 45/10 and 90/28

1st number: 4 5/10, 2nd number: 3 6/28

45/10 + 90/28 is 54/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 28 is 140
  2. For the 1st fraction, since 10 × 14 = 140,
    45/10 = 45 × 14/10 × 14 = 630/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    90/28 = 90 × 5/28 × 5 = 450/140
  4. Add the two fractions:
    630/140 + 450/140 = 630 + 450/140 = 1080/140
  5. 1080/140 simplified gives 54/7
  6. So, 45/10 + 90/28 = 54/7
    In mixed form: 75/7

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