Answers

Subtract 54/70 from 90/18

1^st number: 5 0/18, 2^nd number: 54/70

90/18 - 54/70 is 148/35.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 18 × 35 = 630,
   90/18 = 90 × 35/18 × 35 = 3150/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   54/70 = 54 × 9/70 × 9 = 486/630
4. Subtract the two like fractions:
   3150/630 - 486/630 = 3150 - 486/630 = 2664/630
5. After reducing the fraction, the answer is 148/35
6. In mixed form: 48/35

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