Add 56/49 and 30/40
1st number: 1 7/49, 2nd number: 30/40
56/49 + 30/40 is 53/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
56/49 = 56 × 40/49 × 40 = 2240/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
30/40 = 30 × 49/40 × 49 = 1470/1960 - Add the two like fractions:
2240/1960 + 1470/1960 = 2240 + 1470/1960 = 3710/1960 - 3710/1960 simplified gives 53/28
- So, 56/49 + 30/40 = 53/28
In mixed form: 125/28
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