Subtract 45/50 from 20/7
1st number: 2 6/7, 2nd number: 45/50
20/7 - 45/50 is 137/70.
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,
20/7 = 20 × 50/7 × 50 = 1000/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
45/50 = 45 × 7/50 × 7 = 315/350 - Subtract the two like fractions:
1000/350 - 315/350 = 1000 - 315/350 = 685/350 - After reducing the fraction, the answer is 137/70
- In mixed form: 167/70
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