Add 3/30 and 81/56
1st number: 3/30, 2nd number: 1 25/56
3/30 + 81/56 is 433/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
3/30 = 3 × 28/30 × 28 = 84/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
81/56 = 81 × 15/56 × 15 = 1215/840 - Add the two like fractions:
84/840 + 1215/840 = 84 + 1215/840 = 1299/840 - 1299/840 simplified gives 433/280
- So, 3/30 + 81/56 = 433/280
In mixed form: 1153/280
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