Subtract 30/56 from 48/21
1st number: 2 6/21, 2nd number: 30/56
48/21 - 30/56 is 7/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
48/21 = 48 × 8/21 × 8 = 384/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
30/56 = 30 × 3/56 × 3 = 90/168 - Subtract the two like fractions:
384/168 - 90/168 = 384 - 90/168 = 294/168 - After reducing the fraction, the answer is 7/4
- In mixed form: 13/4
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