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Add 45/90 and 10/70

45/90 + 10/70 is 9/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 70 is 630
  2. For the 1st fraction, since 90 × 7 = 630,
    45/90 = 45 × 7/90 × 7 = 315/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    10/70 = 10 × 9/70 × 9 = 90/630
  4. Add the two fractions:
    315/630 + 90/630 = 315 + 90/630 = 405/630
  5. 405/630 simplified gives 9/14
  6. So, 45/90 + 10/70 = 9/14

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