Add 81/54 and 72/10
1st number: 1 27/54, 2nd number: 7 2/10
81/54 + 72/10 is 87/10.
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,
81/54 = 81 × 5/54 × 5 = 405/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
72/10 = 72 × 27/10 × 27 = 1944/270 - Add the two like fractions:
405/270 + 1944/270 = 405 + 1944/270 = 2349/270 - 2349/270 simplified gives 87/10
- So, 81/54 + 72/10 = 87/10
In mixed form: 87/10
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