Subtract 54/70 from 81/8
1st number: 10 1/8, 2nd number: 54/70
81/8 - 54/70 is 2619/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
81/8 = 81 × 35/8 × 35 = 2835/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
54/70 = 54 × 4/70 × 4 = 216/280 - Subtract the two like fractions:
2835/280 - 216/280 = 2835 - 216/280 = 2619/280 - In mixed form: 999/280
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