Subtract 21/56 from 90/3
1st number: 30 0/3, 2nd number: 21/56
90/3 - 21/56 is 237/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 3 × 56 = 168,
90/3 = 90 × 56/3 × 56 = 5040/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
21/56 = 21 × 3/56 × 3 = 63/168 - Subtract the two like fractions:
5040/168 - 63/168 = 5040 - 63/168 = 4977/168 - After reducing the fraction, the answer is 237/8
- In mixed form: 295/8
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