Subtract 7/48 from 90/70
1st number: 1 20/70, 2nd number: 7/48
90/70 - 7/48 is 383/336.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 70 × 24 = 1680,
90/70 = 90 × 24/70 × 24 = 2160/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
7/48 = 7 × 35/48 × 35 = 245/1680 - Subtract the two like fractions:
2160/1680 - 245/1680 = 2160 - 245/1680 = 1915/1680 - After reducing the fraction, the answer is 383/336
- In mixed form: 147/336
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