Add 56/49 and 75/81
1st number: 1 7/49, 2nd number: 75/81
56/49 + 75/81 is 391/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 81 is 3969
Next, find the equivalent fraction of both fractional numbers with denominator 3969 - For the 1st fraction, since 49 × 81 = 3969,
56/49 = 56 × 81/49 × 81 = 4536/3969 - Likewise, for the 2nd fraction, since 81 × 49 = 3969,
75/81 = 75 × 49/81 × 49 = 3675/3969 - Add the two like fractions:
4536/3969 + 3675/3969 = 4536 + 3675/3969 = 8211/3969 - 8211/3969 simplified gives 391/189
- So, 56/49 + 75/81 = 391/189
In mixed form: 213/189
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