Subtract 9/7 from 90/48
1st number: 1 42/48, 2nd number: 1 2/7
90/48 - 9/7 is 33/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 7 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
90/48 = 90 × 7/48 × 7 = 630/336 - Likewise, for the 2nd fraction, since 7 × 48 = 336,
9/7 = 9 × 48/7 × 48 = 432/336 - Subtract the two like fractions:
630/336 - 432/336 = 630 - 432/336 = 198/336 - After reducing the fraction, the answer is 33/56
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