Add 72/54 and 42/10
1st number: 1 18/54, 2nd number: 4 2/10
72/54 + 42/10 is 83/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 10 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 10 × 27 = 270,
42/10 = 42 × 27/10 × 27 = 1134/270 - Add the two like fractions:
360/270 + 1134/270 = 360 + 1134/270 = 1494/270 - 1494/270 simplified gives 83/15
- So, 72/54 + 42/10 = 83/15
In mixed form: 58/15
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