Subtract 15/50 from 90/7
1st number: 12 6/7, 2nd number: 15/50
90/7 - 15/50 is 879/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 7 × 50 = 350,
90/7 = 90 × 50/7 × 50 = 4500/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
15/50 = 15 × 7/50 × 7 = 105/350 - Subtract the two like fractions:
4500/350 - 105/350 = 4500 - 105/350 = 4395/350 - After reducing the fraction, the answer is 879/70
- In mixed form: 1239/70
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