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Add 35/70 and 90/80

1st number: 35/70, 2nd number: 1 10/80

35/70 + 90/80 is 13/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 80 is 560
  2. For the 1st fraction, since 70 × 8 = 560,
    35/70 = 35 × 8/70 × 8 = 280/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    90/80 = 90 × 7/80 × 7 = 630/560
  4. Add the two fractions:
    280/560 + 630/560 = 280 + 630/560 = 910/560
  5. 910/560 simplified gives 13/8
  6. So, 35/70 + 90/80 = 13/8
    In mixed form: 15/8

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