Subtract 10/48 from 90/21
1st number: 4 6/21, 2nd number: 10/48
90/21 - 10/48 is 685/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 21 × 16 = 336,
90/21 = 90 × 16/21 × 16 = 1440/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
10/48 = 10 × 7/48 × 7 = 70/336 - Subtract the two like fractions:
1440/336 - 70/336 = 1440 - 70/336 = 1370/336 - After reducing the fraction, the answer is 685/168
- In mixed form: 413/168
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