Subtract 30/28 from 15/10
1st number: 1 5/10, 2nd number: 1 2/28
15/10 - 30/28 is 3/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 10 × 14 = 140,
15/10 = 15 × 14/10 × 14 = 210/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
30/28 = 30 × 5/28 × 5 = 150/140 - Subtract the two like fractions:
210/140 - 150/140 = 210 - 150/140 = 60/140 - After reducing the fraction, the answer is 3/7
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