Subtract 12/49 from 72/28
1st number: 2 16/28, 2nd number: 12/49
72/28 - 12/49 is 114/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
72/28 = 72 × 7/28 × 7 = 504/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
12/49 = 12 × 4/49 × 4 = 48/196 - Subtract the two like fractions:
504/196 - 48/196 = 504 - 48/196 = 456/196 - After reducing the fraction, the answer is 114/49
- In mixed form: 216/49
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