Add 72/54 and 3/45
1st number: 1 18/54, 2nd number: 3/45
72/54 + 3/45 is 7/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 45 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
72/54 = 72 × 5/54 × 5 = 360/270 - Likewise, for the 2nd fraction, since 45 × 6 = 270,
3/45 = 3 × 6/45 × 6 = 18/270 - Add the two like fractions:
360/270 + 18/270 = 360 + 18/270 = 378/270 - 378/270 simplified gives 7/5
- So, 72/54 + 3/45 = 7/5
In mixed form: 12/5
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