Answers

Subtract 7/30 from 90/56

1^st number: 1 34/56, 2^nd number: 7/30

90/56 - 7/30 is 577/420.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 30 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   90/56 = 90 × 15/56 × 15 = 1350/840
3. Likewise, for the 2nd fraction, since 30 × 28 = 840,
   7/30 = 7 × 28/30 × 28 = 196/840
4. Subtract the two like fractions:
   1350/840 - 196/840 = 1350 - 196/840 = 1154/840
5. After reducing the fraction, the answer is 577/420
6. In mixed form: 1157/420

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