Add 54/56 and 12/5
1st number: 54/56, 2nd number: 2 2/5
54/56 + 12/5 is 471/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 5 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 5 × 56 = 280,
12/5 = 12 × 56/5 × 56 = 672/280 - Add the two like fractions:
270/280 + 672/280 = 270 + 672/280 = 942/280 - 942/280 simplified gives 471/140
- So, 54/56 + 12/5 = 471/140
In mixed form: 351/140
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