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Add 70/90 and 63/70

70/90 + 63/70 is 151/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    70/90 = 70 × 7/90 × 7 = 490/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    63/70 = 63 × 9/70 × 9 = 567/630
  4. Add the two like fractions:
    490/630 + 567/630 = 490 + 567/630 = 1057/630
  5. 1057/630 simplified gives 151/90
  6. So, 70/90 + 63/70 = 151/90
    In mixed form: 161/90

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