Subtract 72/49 from 7/10
1st number: 7/10, 2nd number: 1 23/49
7/10 - 72/49 is -377/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
7/10 = 7 × 49/10 × 49 = 343/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
72/49 = 72 × 10/49 × 10 = 720/490 - Subtract the two like fractions:
343/490 - 720/490 = 343 - 720/490 = -377/490
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