Subtract 49/70 from 35/20
1st number: 1 15/20, 2nd number: 49/70
35/20 - 49/70 is 21/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
35/20 = 35 × 7/20 × 7 = 245/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
49/70 = 49 × 2/70 × 2 = 98/140 - Subtract the two like fractions:
245/140 - 98/140 = 245 - 98/140 = 147/140 - After reducing the fraction, the answer is 21/20
- In mixed form: 11/20
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