Add 15/56 and 72/45
1st number: 15/56, 2nd number: 1 27/45
15/56 + 72/45 is 523/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 45 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
15/56 = 15 × 45/56 × 45 = 675/2520 - Likewise, for the 2nd fraction, since 45 × 56 = 2520,
72/45 = 72 × 56/45 × 56 = 4032/2520 - Add the two like fractions:
675/2520 + 4032/2520 = 675 + 4032/2520 = 4707/2520 - 4707/2520 simplified gives 523/280
- So, 15/56 + 72/45 = 523/280
In mixed form: 1243/280
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