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Subtract 7/30 from 90/16

1st number: 5 10/16, 2nd number: 7/30

90/16 - 7/30 is 647/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 30 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 16 × 15 = 240,
    90/16 = 90 × 15/16 × 15 = 1350/240
  3. Likewise, for the 2nd fraction, since 30 × 8 = 240,
    7/30 = 7 × 8/30 × 8 = 56/240
  4. Subtract the two like fractions:
    1350/240 - 56/240 = 1350 - 56/240 = 1294/240
  5. After reducing the fraction, the answer is 647/120
  6. In mixed form: 547/120

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