Subtract 70/20 from 50/9
1st number: 5 5/9, 2nd number: 3 10/20
50/9 - 70/20 is 37/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
50/9 = 50 × 20/9 × 20 = 1000/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
70/20 = 70 × 9/20 × 9 = 630/180 - Subtract the two like fractions:
1000/180 - 630/180 = 1000 - 630/180 = 370/180 - After reducing the fraction, the answer is 37/18
- In mixed form: 21/18
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