Answers

Subtract 90/70 from 54/32

1^st number: 1 22/32, 2^nd number: 1 20/70

54/32 - 90/70 is 45/112.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 32 and 70 is 1120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1120
2. For the 1st fraction, since 32 × 35 = 1120,
   54/32 = 54 × 35/32 × 35 = 1890/1120
3. Likewise, for the 2nd fraction, since 70 × 16 = 1120,
   90/70 = 90 × 16/70 × 16 = 1440/1120
4. Subtract the two like fractions:
   1890/1120 - 1440/1120 = 1890 - 1440/1120 = 450/1120
5. After reducing the fraction, the answer is 45/112

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