Subtract 70/50 from 49/20
1st number: 2 9/20, 2nd number: 1 20/50
49/20 - 70/50 is 21/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
49/20 = 49 × 5/20 × 5 = 245/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
70/50 = 70 × 2/50 × 2 = 140/100 - Subtract the two like fractions:
245/100 - 140/100 = 245 - 140/100 = 105/100 - After reducing the fraction, the answer is 21/20
- In mixed form: 11/20
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