Subtract 60/30 from 49/70
1st number: 49/70, 2nd number: 2 0/30
49/70 - 60/30 is -13/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
49/70 = 49 × 3/70 × 3 = 147/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
60/30 = 60 × 7/30 × 7 = 420/210 - Subtract the two like fractions:
147/210 - 420/210 = 147 - 420/210 = -273/210 - After reducing the fraction, the answer is -13/10
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