Subtract 21/48 from 90/9
1st number: 10 0/9, 2nd number: 21/48
90/9 - 21/48 is 153/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
90/9 = 90 × 16/9 × 16 = 1440/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
21/48 = 21 × 3/48 × 3 = 63/144 - Subtract the two like fractions:
1440/144 - 63/144 = 1440 - 63/144 = 1377/144 - After reducing the fraction, the answer is 153/16
- In mixed form: 99/16
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