Add 49/56 and 81/30
1st number: 49/56, 2nd number: 2 21/30
49/56 + 81/30 is 143/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 30 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
49/56 = 49 × 15/56 × 15 = 735/840 - Likewise, for the 2nd fraction, since 30 × 28 = 840,
81/30 = 81 × 28/30 × 28 = 2268/840 - Add the two like fractions:
735/840 + 2268/840 = 735 + 2268/840 = 3003/840 - 3003/840 simplified gives 143/40
- So, 49/56 + 81/30 = 143/40
In mixed form: 323/40
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