Add 27/56 and 42/40
1st number: 27/56, 2nd number: 1 2/40
27/56 + 42/40 is 429/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
27/56 = 27 × 5/56 × 5 = 135/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
42/40 = 42 × 7/40 × 7 = 294/280 - Add the two like fractions:
135/280 + 294/280 = 135 + 294/280 = 429/280 - So, 27/56 + 42/40 = 429/280
In mixed form: 1149/280
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