Subtract 7/72 from 42/15
1st number: 2 12/15, 2nd number: 7/72
42/15 - 7/72 is 973/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 15 × 24 = 360,
42/15 = 42 × 24/15 × 24 = 1008/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
7/72 = 7 × 5/72 × 5 = 35/360 - Subtract the two like fractions:
1008/360 - 35/360 = 1008 - 35/360 = 973/360 - In mixed form: 2253/360
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