Add 18/54 and 72/20
1st number: 18/54, 2nd number: 3 12/20
18/54 + 72/20 is 59/15.
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,
18/54 = 18 × 10/54 × 10 = 180/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
72/20 = 72 × 27/20 × 27 = 1944/540 - Add the two like fractions:
180/540 + 1944/540 = 180 + 1944/540 = 2124/540 - 2124/540 simplified gives 59/15
- So, 18/54 + 72/20 = 59/15
In mixed form: 314/15
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