Add 54/56 and 35/20
1st number: 54/56, 2nd number: 1 15/20
54/56 + 35/20 is 19/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 20 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
54/56 = 54 × 5/56 × 5 = 270/280 - Likewise, for the 2nd fraction, since 20 × 14 = 280,
35/20 = 35 × 14/20 × 14 = 490/280 - Add the two like fractions:
270/280 + 490/280 = 270 + 490/280 = 760/280 - 760/280 simplified gives 19/7
- So, 54/56 + 35/20 = 19/7
In mixed form: 25/7
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