Add 7/54 and 72/20
1st number: 7/54, 2nd number: 3 12/20
7/54 + 72/20 is 1007/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
7/54 = 7 × 10/54 × 10 = 70/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
72/20 = 72 × 27/20 × 27 = 1944/540 - Add the two like fractions:
70/540 + 1944/540 = 70 + 1944/540 = 2014/540 - 2014/540 simplified gives 1007/270
- So, 7/54 + 72/20 = 1007/270
In mixed form: 3197/270
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