Subtract 72/49 from 81/5
1st number: 16 1/5, 2nd number: 1 23/49
81/5 - 72/49 is 3609/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 5 × 49 = 245,
81/5 = 81 × 49/5 × 49 = 3969/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
72/49 = 72 × 5/49 × 5 = 360/245 - Subtract the two like fractions:
3969/245 - 360/245 = 3969 - 360/245 = 3609/245 - In mixed form: 14179/245
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